find a measure of each angle indicated ​

Answer:

D

Step-by-step explanation:

Answer:

the answer is D

the climate and weather are two different things

weather is daily

and climate is like winter or spring and summer or fall

so the answer is D

Step-by-step explanation:

The following are the answers for the given questions: 1. Specialized formula (3) to the case where: Rc(t) = e-λct and Rv(t) = e-λct.

The specialized formula (3) for the given values of Rc(t) and Rv(t) can be calculated as follows:-

R(t) = e-(λc + λv)t2.

Derive expressions for system reliability and system mean time to failure.

The expressions for system reliability and system mean time to failure can be calculated as follows:-

System Reliability(R(t))= Rc(t) + Rv(t) - Rc(t) * Rv(t).

System Mean Time To Failure(MTTF) = 1 / (λc + λv)3.

We need more information about what to find at t because there is no information given in the question.

So, we can't say what to find at t without any relevant information.

Please provide the relevant information about t so that we can provide you with the answer to your question.

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Correct option is C. Row 15 of pascal's triangle will be used.

Pascal's triangle:

                                              1                                            n = 0 , Row = 0

                                      1                 1                                  n = 1  , Row = 1

                             1               2                1                          n = 2 , Row = 2

                                               :

                                          .........

                                           .......

For n = 0, Row number 1

For n = 1,  Row number 2

For n = 2, Row number 3

We make pascal's triangle but sum of above two number, write below.

As we can see in pascal's triangle.

Exponent represent the number of row.

If binomial has exponent n then nth row of pascal's triangle use.

For

Here power is 15

So, we have to use 15 row of pascal's triangle.

Hence, Row 15 is correct

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Answer:

D

-3 * (-4) matches, as well as the powers (I guess you wanted to communicate that these are powers, but it would also be correct if these where factors)

The value of the R² statistic in the linear regression equation, y = a + bx, indicates the proportion of the variance in the dependent variable that is predictable from the independent variable.

The closer the R² value is to 1, the stronger the relationship between the independent and dependent variables.
In the computer output obtained, the value of the R² statistic can be found under the "Model Summary" section. If the  R² value is close to 1, it indicates that the independent variable is a good predictor of the dependent variable and that the regression model fits the data well. Conversely, if the R² value is close to 0, it indicates that the independent variable is not a good predictor of the dependent variable and that the regression model does not fit the data well.

In conclusion, the R² statistic is used to measure the strength of the relationship between the independent and dependent variables in a linear regression equation. It indicates the proportion of the variance in the dependent variable that is predictable from the independent variable and is used to assess the fit of the regression model.

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The integral of 1/ (x √(x²-a²)) is (1/2) ln[(x/ a) + √((x/a)² - 1)] + (1/2) sin⁻¹(x/a) + C, where C is a constant of integration.

To find the integral of 1/ (x √(x²-a²)), we can use a trigonometric substitution.

First, let's rewrite the denominator as:

√(x² - av) = a sin(θ)

where θ is an angle in the right triangle formed by a, x, and √(x² - a²).

Differentiating both sides with respect to x, we get:

(x / √(x² - a²)) dx = a cos(θ) dθ

Solving for dx, we get:

dx = (a cos(θ) / √(x² - a²)) dθ

Substituting this into our integral, we get:

∫ [1 / (x √(x²-a²))] dx = ∫ [1 / (a² sin(θ) cos(θ))] (a cos(θ) / √(x² - a²)) dθ

Simplifying, we get:

∫ [1 / (x √(x²-a²))] dx = ∫ [1 / (a sin(θ) cos(θ))] dθ

We can use the trigonometric identity:

1 / (sin(θ) cos(θ)) = 1 / (2 sin(θ) cos(θ)) + 1 / 2

to rewrite the integral as:

∫ [1 / (x √(x²-a²))] dx = (1/2) ∫ [1 / (sin(θ) cos(θ))] dθ + (1/2) ∫ dθ

Using the substitution u = sin(θ), we get:

∫ [1 / (x √(x²-a²))] dx = (1/2) ∫ [1 / (u(1-u²\()^{0.5}\))] du + (1/2) θ + C

where C is the constant of integration.

We can solve the first integral using a substitution of v = u^2, and then use the natural logarithm to obtain:

∫ [1 / (x √(x²-a²))] dx = (1/2) ln[(u + (1-u²\()^{0.5}\)) / u] + (1/2) θ + C

Substituting back in terms of x, we get:

∫ [1 / (x √(x²-a²))] dx = (1/2) ln[(x/ a) + √((x/a)² - 1)] + (1/2) sin⁻¹(x/a) + C

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The total tax rate and the sales tax will be given below.

The analysis of mathematical representations is algebra, and the handling of those symbols is logic.

Total selling price (TSP), State tax rate (STR), City tax rate (CTR), Total tax rate (TTR) and Sales tax (ST).

The table complete table is given below.

Item                            TSP            STR        CTR           TTR              ST

Clothing                     $81.39            3%        0%            3%            $2.44

Cell phone               $159.95           5%        0%            5%            $7.99

MP3 player               $195.55          4%         2%            6%           $11.73

Computer                $1599.75      4.88%     1.50%       6.38%      $102.06

Take-out                   $49.85         8.13%    2.50%      10.63%        $5.29

Pickup truck          $38,526.42    6.50%    1.25%        7.75%     $2985.79

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Answer:

x=4

Step-by-step explanation:

x²-16=0

x²=0+16

x²=16

x=√16

x=4

Answer:

See attached

Step-by-step explanation:

-> We can ignore everything in every option except the last line where it gives us the slopes. Then we line up the slopes with the options.

-> Use rise/run to find the slope

      [] Pick a point, count up and over until you are at the next point

Have a nice day!

     I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly. (ノ^∇^)

- Heather

Answer:

(Choice B) Add the equations

Step-by-step explanation:

The equations that were given are:

\(5x + 3y = 9 \\ 4x - 3y = 9\)

If we add the equequatiothen the y variable would be eliminated:

\( +3y + (-3y) = 0\)

The probability that a teacher can teach in any department is 2/3.

To find the probability that a teacher can teach in any department,

find the proportion of teachers who teach the whole spectrum of courses taught in a department, which is denoted by x.

Let's denote the proportion of teachers who can teach their favorite courses by y.

The joint density function of x and y is given by

\(f(x,y) = 2(x+y), 0 < x < 1, 0 < y < 1, and x + y < 1\)

To find the probability that a teacher can teach in any department, integrate the joint density function over the region where x > y:

\(P(x > y) = \int\int(x > y) f(x,y) dxdy\)

Split the integration into two parts: one over the region where y varies from 0 to x, and another over the region where y varies from x to 1:

\(P(x > y) = \int[0,1]\int[0,x] 2(x+y) dydx + \int[0,1]\int[x,1-x] 2(x+y) dydx\\P(x > y) = \int[0,1] x^2 + 2x(1-x) dx\\= \int[0,1] (2x - x^2) dx\\= [x^2 - x^3/3]_0^1\)

= 2/3

Therefore, the probability that a teacher can teach in any department is 2/3.

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A multiplier of 1.2 means the value is multiplied or increased by a factor of 1.2.

A multiplier is a term used to represent a factor by which a value is multiplied or increased. It is a numeric value that indicates the extent of the increase or expansion of a given quantity. Multiplication by a multiplier results in scaling or changing the magnitude of the original value.

A multiplier of 1.2 indicates that a value will be increased by 20% or multiplied by a factor of 1.2. This means that when the multiplier is applied to the original value, the resulting value will be 1.2 times the original.

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Answer:

x < -12

Step-by-step explanation:

Given the inequality

-2(x + 3) < 6 - x

Expand

-2x - 6 < 6 - x

Collect the like terms;

-2x + x < 6 + 6

-x < 12

Multiply through by -1

-1(-x) < -1(12)

x < -12

Answer:c

Step-by-step explanation:

Answer:

x = 6

Step-by-step explanation:

3x - 1 = 34/2

3x - 1 = 17

3x = 17 + 1

3x = 18

3/3 x = 18/3

x = 6

The solution for inequality 10 - 1/2x < -18 is 0 < x < 1/56.

What is an inequality?

In Algebra, an inequality is a mathematical statement that uses the inequality symbol to illustrate the relationship between two expressions. An inequality symbol has non-equal expressions on both sides. It indicates that the phrase on the left should be bigger or smaller than the expression on the right, or vice versa.

The given inequality is -

10 - 1/2x < -18

Solve the inequality to get the value for x.

First collect all the like terms -

-1/2x < -18 + (-10)

Then use arithmetic operation of addition -

-1/2x < -28

Multiply (-1) to both the sides -

-1/2x × (-1) < -28 × (-1)

1/2x < 28

Then move the coefficient of variable to right hand side of the equation -

x < -1 / (2 × (-28))

Then use arithmetic operation of multiplication and division-

x < 1/56

Therefore, the inequality is 0 < x < 1/56.

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When v= 15 ft/s stopping distance we get is  26.9 ft. and,

When  d= 91.25 ft its velocity we get is 39.9 ft/s.

Distance is a measurement of how far apart two things or points are, either numerically or occasionally qualitatively.

The distance traveled between the moment the body decides to stop a moving vehicle and the moment the vehicle comes to a complete stop is known as the stopping distance.

Total stopping distance = d

where, d= vt + (v²/ 2μg)

where v= initial velocity in feet/ s

           t= driver's reaction time in seconds

           μ= coefficient of friction

we use, g= 32 ft / s²

It is given that average reaction time is 1.5 seconds.

and μ= 0.8

a. we have to calculate stopping distance when v= 15 ft/s ,

    putting all the desired values

    d= vt + (v²/ 2μg)

    d=  15 ft/s * 1.5 sec + (15 ft/s)² / 2 * 0.8* 32 ft / s²

    Hence, d= 26.89 ft

     Answer should be in nearest tenth so, answer will be 26.9 ft.

   when d= 91.25 ft.

   putting all the desired values

   d= vt + (v²/ 2μg)

   91.25 ft = v* 1.5sec + v²/2* 0.8* 32 ft / s²

   Multiplying both sides by 51.2

   we get,

   v² + 77.25v - 4672 =0

   hence v= 39.86 ft/s , as another negative one is ignored.

    Answer should be in nearest tenth so, answer will be 39.9 ft/s

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The process for resolving linear equations and inequalities in two variables is the same.

What is a System of Equations?

A finite collection of equations for which we searched for common solutions is referred to in mathematics as a system of equations, sometimes known as a set of simultaneous equations or an equation system. Similar to single equations, a system of equations can be categorized. In everyday life, systems of equations are used to model problems when the unknown values can be represented by variables.

Finding the values of the variables employed in a system of equations entails solving the set of equations. While keeping the equations balanced on both sides, we compute the values of the unknown variables. Finding the value of the variable that makes the condition of all the given equations true is the primary goal when solving an equation system.

According to the question:

An ordered pair that is true for the inequality assertion is the answer to a linear inequality in two variables. Let's say that the answer is an ordered pair (x, y) that satisfies the assertion if the linear inequality Ax + By > C has two variables, x and y.

Linear inequalities in two variables are sentences that contain the symbols "" (less than), ">" (greater than), "'" (less than or equal to), and "" (greater than or equal to).

Hence,

The process for resolving linear equations and inequalities in two variables is the same.

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Answer: 87.5

Step-by-step explanation:

sum of values/number of values
85+93+91+81/4

350/4

87.5

The correct option from the given options is (a) a lower bound on how many donuts he can eat in one sitting.

A lower bound is a value which is equal to or greater than the minimum value of a set. In this given scenario, eight donuts are a lower bound on how many donuts a teenager can eat in one sitting. He might be able to eat more than eight donuts in one sitting but he cannot eat less than eight donuts in one sitting because it's a lower limit.

A lower limit or a lower bound is an absolute minimum. It is the minimum number of donuts that the teenager can consume in one sitting. In this scenario, there is a possibility that the teenager might eat more than eight donuts, but the lower limit is eight.

Therefore, the correct option is (a) a lower bound on how many donuts he can eat in one sitting.

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The volume of the candle is approximately 94 cubic inches.

A circular cylinder is a three-dimensional solid object made up of two parallel and congruent circular bases and a curving surface connecting the bases.

The volume of a right circular cylinder is given by the formula:

V = πr²h

Where

Substituting the given values into the formula, we get:

V = 3.14 x 2² x 7.5

V = 3.14 x 4 x 7.5

V = 94.2

Rounding to the nearest cubic inch, we get:

V ≈ 94 cubic inches

Therefore, the volume of the candle is approximately 94 cubic inches.

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Solve each equation in steps:

Answer:

Step-by-step explanation:

1) 2(3b + 6) = 78, value of b?

→ 2(3b + 6) = 78

→ 6b + 12 = 78

→ 6b = 78 - 12

→ 6b = 66

→ b = 66/6

→ [ b = 11 ]

Hence, the value of b is 11.

2) -2(6c - 3) = -72, value of c?

→ -2(6c - 3) = -72

→ -12c + 6 = -72

→ -12c = -72 - 6

→ -12c = -78

→ c = (-78)/(-12)

→ c = 78/12

→ [ c = 6.5 ]

Hence, the value of c is 6.5.

Answer:

Step-by-step explanation:

The graph of x = 5 is a solid, vertical line through (x,0).

The graph of x > 5 is a dotted, vertical line through (5,0) , and the area to the right of the dotted line is shaded.

Thad would be 4 5/12 feet next year

Fractions are defined as the part of a whole number, a whole variable or a whole element.

In mathematics, there are different fractions,

These fractions are listed as;

From the information given, we have that;

Thad is  4 1/6 feet tall.

Next year he add 1/4 foot

Convert to improper fraction

25/6 + 1/4

Find the LCM, we have;

50 + 3/12

53/12

4 5/12 feet

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The conversion factor to use is 3

from the question, we have the following parameters that can be used in our computation:

Available recipee = 12 Madeleines

Required receipee = 36 Madeleines

Using the above as a guide, we have the following:

Conversion factor = Required receipee/Available recipee

substitute the known values in the above equation, so, we have the following representation

Conversion factor = 36/12

Evaluate

Conversion factor = 3

Hence, the Conversion factor is 3

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The angle ONK is congruent to angle NKO

In a diagram, congruent angles are identified by the same mark

This means that  angles that have the same marks are congruent

From the diagram, we have:

Angles ONK and NKO have the same single mark

Hence, the angle ONK is congruent to angle NKO

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For the given function correct option is (e).

We need to identify the point(s) on the graph of f at which the tangent plane is horizontal.

The function is given by:

f(x, y) = 3(x + 1)y²

For a function of two variables z = f(x,y), the equation of the tangent plane at a point (x0, y0, z0) is given by:

z = f(x0, y0) + fx(x0, y0)(x - x0) + fy(x0, y0)(y - y0)

Where fx(x0, y0) and fy(x0, y0) are the partial derivatives of f(x, y) with respect to x and y, respectively.

For the given function:

f(x, y) = 3(x + 1)y²fx(x, y) = 3y²fy(x, y) = 6(x + 1)y

Using the formula, we have:

z = 3(y0²)(x - x0) + 6(x0 + 1)y0(y - y0) + 3(x0 + 1)y0²

Thus, the tangent plane is horizontal when fy(x0, y0) = 0.

Therefore, the point(s) on the graph of f at which the tangent plane is horizontal is(are):

(x,0) for all x. Hence, the correct option is e.

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The equation of circle for both the parts will be as,

(a)  (x-3)² +(y-2)²= 4

(b)   x²+y² = 1

What is circle?

A circle may be a form consisting of all purposes in a very plane that ar at a given distance from a given point, the centre. Equivalently, it's the curve copied out by a point that moves in a very plane so its distance from a given point is constant.

Main Body:

(a) When the circle is offset from the origin, the equation for the radius gets messy. In general, it will be the root of a quadratic equation in sine and cosine, not easily simplified. The Cartesian equation is easier to write.

Circle centered at (h, k) with radius r:

(x -h)² +(y -k)² = r²

The given circle is ...

(x -2)² +(y -2)² =2²

(x -2)² +(y -2)² = 4

__

(b) When the circle is centered at the origin, the radius is a constant. The desired circle is most easily written in polar coordinates:

x²+y² = 1

Hence the equation of circle is such.

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