The function is increasing in the interval AB.
This comes from the fact that a graph is increasing if it goes up when we travel it from left to right.
please help!!!!!
Which one of the following numbers is greater than -0.8 ?
A -0.81
В8/10
C -0.79
D-0.801
In need of help immediately !!!
of 30 students, 1/3 play sports. of those who play sports,2/5 play soccer. How many students play soccer?
Answer: 4
Step-by-step explanation:
1 third of 30 is 10 and 2/5s of 10 is 4
A swimming pool has a capacity of 2,500 gallons of water. The output of a hose is 25 gallon per minute. How much time would it take to fill the pool?
99 minutes
75 minutes
125 minutes
100 minutes
Answer:
100 minutesSolution:
We know that:
Capacity = 2,500 gallonsHose = 25 gallons/minuteSolution:
25 gallons = 1 minute=> 25x gallons = x minutes = 2500 gallons=> 25x = 2500=> x = 100 minutesHence, it will take 100 minutes to fill the pool.
Sydney drove 117 miles in 3 hours. If she continued at the same rate, how far would she travel in 19 hours?
Answer:
741
Step-by-step explanation:
Answer:
She would travel 741 miles in 19 hours
Step-by-step explanation:
117/3=39
39 x 19 = 741 miles
What is the probability that a randomly selected
purchase has less than two tickets?
Answer:
The answers for your question is 0.17
The histogram below gives the distribution of test scores for a sample of
students in a school in Alaska. Approximately how many students received a
score between 70.5 and 80?
Answer:
The correct answer is B.
Approximately 200 students received a test score between 70.5 and 80.
Enter an inequality that represents the graph in the box.
The inequality that represents the graph is (1/4)x - y + 3/2 ≤ 0.
What is inequality?An inequality compares two non-qual objects.
We know the general equation of a line is ax + by + c = 0.
From observation, we can conclude that the given line has points (0, -6) and (2, 2).
∴ The slope of the line is \(\frac{y_2 - y_1}{x_2- _ x_1}\).
= (0 - 2)/(-6 - 2).
= -2/-8.
= 1/4.
∴ Equation of the line in slope intercept form y = mx + b.
2 = (1/4)(2) + b.
2 = 1/2 + b.
b = 3/2.
∴ Equation of the line is y = 1/4(x) + 3/2.
(1/4)x - y + 3/2 = 0 but the region will be (1/4)x - y + 3/2 ≤ 0.
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Which associations best describe the scatter plot?
Select each correct answer.
Linear association
Negative association
Positive association
Nonlinear association
{6x+5y=4
{6x-7y=-20
solve by elimination
Answer:
x = -1, y = 2
Step-by-step explanation:
6x + 5y = 4
6x - 7y = -20
We already have a similar leading coefficient (6 for X), so we just subtract equation 1 from equation 2 to get:
12y = 24
Now solve normally:
y = 2
Then substitute into the first equation (or second, it doesn't matter)
6x + 10 = 4
6x = -6
x = -1
Pablo goes to the grocery store every 2 days, and Wanda goes to the grocery store every 3 days. If they both went to the grocery store today, how many days will it be before they both go to the grocery store on the same day?
Answer:
6 more days till they both go to the store at the same day
Which question can be answered by finding the quotient of 5/6 divided by 1/20?
The question that can be answered by finding the quotient of 5/6 divided by 1/20 is C. Jared has 5/6 of an hour left to finish making bags. It takes him 1/20 of an hour's to make each bag. How many bags can he make?
How to illustrate the information?It should be noted that the quotient is the value that is gotten when we divide the numbers given.
In this case, Jared has 5/6 of an hour left to finish making bags. It takes him 1/20 of an hour's to make each bag.
The number of bags will be:
= 5/6 ÷ 1/20
= 5/6 × 20
= 100 / 6
= 17 bags
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Answer:
17 bags
Step-by-step explanation:
There are 20 people in each classroom. Find out the total number of people in 15 classrooms. Answer: people
Answer:
300 people
Step-by-step explanation:
15x20=300
Crear un problema
con 3 7/8
Answer:
jonny tiene una fracción pero luego se convirtió en un número mixto
Step-by-step explanation:
Which expression is equivalent to 4.x? - 16?
O A. x² – 12
.
ОВ.
(2x + 4)(2x - 4)
Ос.
2x + 2x – 8 - 8
O D.
(2x - 4)(2x - 4)
Answer: A
Step-by-step explanation:
Find the length of the side of a square with an area of 121 in
A. 484 in
B. 30.25 in
C. 11 in
D. 6.5 in
Answer:
C. 11
Step-by-step explanation:
Formulate
\(\sqrt{121}\)
Calculate
\(121\frac{1}{2}\)
Simplify using \(a^{\frac{n}{m} }=\sqrt[m]{a^{n} }\)
\(\sqrt{121}\)
Factor and rewrite the radicand in exponential form
\(\sqrt{11^{2} }\)
Simplify the radical expression
\(11\)
I hope this helps you
:)
Carlos reads 1/2 hour every night. how many hours will he read in 11 nights?
Answer: 5 1/2 hours
Step-by-step explanation:
for every 2 nights he reads he will gain an hour of time so the easiest way to solve is to divide 11 by 2 for an answer of 5.5 or 5 1/2 hours.
If the unit rate is 1/2 hours per night,
Carlos will read for 5.5 hours in 11 nights.
We have,
If Carlos reads for 1/2 hour every night,
This is the unit rate.
Now,
In 11 nights he will read for:
(1/2) x 11 = 11/2
= 5.5 hours
Therefore,
Carlos will read for 5.5 hours in 11 nights.
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i need to know whether it is the minimum or maximum function and what that number is as well as where x axis intercepts the quadratic graph . i need to know if there are any roots in the quadratic graph, and i need to know when y=1 , the value of x could be x= or x=
Answer:
The minimum value of this quadratic function is -4.
At the point (-4, 0), the x-axis intercepts with the quadratic graph.
There is 1 root of this quadratic equation.
Approximately, when y=1, the x value could be -5 or -3.
Please help and show how you found the answer step by step.
According to the information, the perimeter of the triangle is ≈ 31.18
How to calculate the perimeter of the triangle?To find the distance between two points, we can use the distance formula:
distance = sqrt((x2 - x1)^2 + (y2 - y1)^2)
Let's label the coordinates as follows:
Point 1: (-2, 3)
Point 2: (3, -2)
Now we can substitute these values into the distance formula:
distance = sqrt((3 - (-2))^2 + (-2 - 3)^2)
distance = sqrt((5)^2 + (-5)^2)
distance = sqrt(25 + 25)
distance = sqrt(50)
distance ≈ 7.07
Therefore, the distance from (-2, 3) to (3, -2) is approximately 7.07 units.
To find the perimeter of the triangle, we need to find the length of all three sides of the triangle and then add them up.
Using the distance formula, we can find the length of the sides:
Side 1: (-2,3) to (3,-2)
d = √[(3 - (-2))^2 + (-2 - 3)^2]
= √[5^2 + (-5)^2]
= √50
= 5√2
Side 2: (3,-2) to (-7,-2)
d = √[(-7 - 3)^2 + (-2 - (-2))^2]
= √[(-10)^2 + 0^2]
= 10
Side 3: (-7,-2) to (-2,3)
d = √[(-2 - (-7))^2 + (3 - (-2))^2]
= √[5^2 + 5^2]
= 5√2
Therefore, the perimeter of the triangle is:
5√2 + 10 + 5√2 = 15√2 + 10 ≈ 31.18 (rounded to two decimal places)
An two of the three sides are equal, so it is an isosceles triangle.
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7x^7+10x^4+4x^3-5x^11-10x^6-6x^7
The sum of the terms is x^7+10x^4+4x^3-5x^11-10x^6
How to determine the valueTo determine the value, we need to know that algebraic expressions are described as expressions that are composed of factors, constants, variables, terms and coefficients.
These algebraic expressions are also identified with the presence of arithmetic operations,
These operations are;
AdditionBracketParenthesesSubtractionMultiplicationDivisionFrom the information given, we have that;
7x^7+10x^4+4x^3-5x^11-10x^6-6x^7
collect the like terms
7x^7 - 6x^7+10x^4+4x^3-5x^11-10x^6
add the like terms
x^7+10x^4+4x^3-5x^11-10x^6
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Find the value of x.
Answer:
B. 13.5
Step-by-step explanation:
Big triangle is 2 times bigger than small triangle.
So, 27 is 2 times bigger than x.
- 2x = 27
- x = 13.5
using the numbers 1-9, at most one time each, fill the blanks to make this equation true. find one solution for this equation.( ) = 81
The solution for this equation is (3¹)⁴=81.
The power of a number defines how many times to use the number in multiplication, Powers are also called Exponents or Indices.
If the power is positive, multiply the number by itself that many times. If the power is negative, multiply the number's reciprocal by itself that many times. If the power is zero, the result will always be 1.
For example, 8^2 could be called “8 to the power 2” “8 to the second power”, or simply “8 squared”.
A number, X, to the power of 2 is also referred to as X squared.
X is called the base number.
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Fill in the missing statement and reason of the proof below.
Given:
A
E
‾
≅
E
B
‾
AE
≅
EB
and
∠
D
A
B
≅
∠
C
B
A
.
∠DAB≅∠CBA.
Prove:
△
A
D
E
≅
△
B
C
E
△ADE≅△BCE.
The included angle of one triangle are congruent to the corresponding parts of the other triangle. Since the sides AD and BE are congruent, as well as the included angle DAB and CBA, then △ADE≅△BCE.
By the Side-Angle-Side (SAS) congruence theorem, if two sides and the included angle of one triangle are congruent to the corresponding parts of the other triangle, then the triangles are congruent. In this proof, the given statements provide that the sides AE and EB are congruent, as well as the angles DAB and CBA. This means that the two corresponding sides of the triangles △ADE and △BCE are congruent, and the included angles of the triangles are also congruent. Therefore, according to the SAS congruence theorem, the two triangles are congruent, and thus △ADE≅△BCE.
The SAS congruence theorem applies to any two triangles, regardless of the size or shape of the triangles. The congruence of the sides and angles is sufficient to prove that two triangles are congruent. This theorem can be used to prove other theorems, such as the Triangle Sum Theorem, which states that the sum of the angles in a triangle is equal to 180 degrees. To prove this theorem, one could use the SAS congruence theorem to show that two right triangles are congruent, and then use the congruent angles to prove that the sum of the angles in a triangle is 180 degrees.
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X+6=3x we just learned how to do this math today I need help
Answer:
x=3
Step-by-step explanation:
Answer: x=3
Step-by-step explanation:
First, you need to subtract x and x by itself, and do the same with the 3x. Your equation should now look like 6 = 2x. Now, divide each side of the equation with 2, and now your equation should look like 3 = x!
-----------------------
So, to double check, replace the x's with 3. The equation should be 3 + 6 = 3(3). If you do the math, it equals 9 = 9!
Assume that a sample is used to estimate a population proportion p. Find the 95% confidence for a sample of size 246 with 52% successes. Enter your answer as an open -interval using decimals
Using the z-distribution, the 95% confidence interval for the proportion is given as follows:
(0.4576, 0.5824).
What is a confidence interval of proportions?A confidence interval of proportions is given by:
\(\pi \pm z\sqrt{\frac{\pi(1-\pi)}{n}}\)
In which:
\(\pi\) is the sample proportion.z is the critical value.n is the sample size.In this problem, we have a 95% confidence level, hence\(\alpha = 0.95\), z is the value of Z that has a p-value of \(\frac{1+0.95}{2} = 0.975\), so the critical value is z = 1.96.
The other parameters for the interval are given as follows:
\(n = 246, \pi = 0.52\).
The lower and upper bound of the interval, respectively, are given by:
\(\pi - z\sqrt{\frac{\pi(1-\pi)}{n}} = 0.52 - 1.96\sqrt{\frac{0.52(0.48)}{246}} = 0.4576\)
\(\pi + z\sqrt{\frac{\pi(1-\pi)}{n}} = 0.52 + 1.96\sqrt{\frac{0.52(0.48)}{246}} = 0.5824\)
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A college student takes the same number of credits each semester. They had 5 credits when they started, and after 2 semesters, they had 31 credits.Express the rate at which they are earning credits.
Given:
A college student takes the same number of credits each semester. They had 5 credits when they started, and after 2 semesters, they had 31 credits.
Required:
Express the rate at which they are earning credits.
Explanation:
At the starting,
they had 5 cradit and after 2 semesters they had 31 cradits
so they earn
\(31-5=26\)26 cradits in 2 semesters
and they earn same cradits in every semesters
so for each semester
\(\frac{26}{2}=13\)Final answer:
They earn 13 cradits each semester
What is a counterexample to this claim?
Dividing a number by 2 always results in a smaller number.
A.
The number is 8.
B.
The number is 5.
C.
The number is 2.
D.
The number is 1.
E.
The number is -1.
Look for factors that will help you determine what type of economy exists in Country A.
Based on the clues in this passage, what type of economy does Country A have?
developed
developing
transitioning
command
Based on the limited information provided, it is not possible to definitively determine the type of economy in Country A. More specific details and factors would be necessary to make a conclusive determination.
Describe the transformation of the graph of finto the graph of g as either a horizontal or verticalstretch. (2 points)f(x) = VX and g(x) = V0.5x
Since g(x) is equal to:
g(x) = V0.5x = 0.5f(x)
Since 0.5 is less than 1, the transformation of the graph is a horizontal stretch.
What is the approximate area of a circle with radius 6 cm?
Answer:
133 m^2
Step-by-step explanation:
to find are of a circle it’s r^2 times pi
6^2 x pi
36 pi
113 m^2
Hopes this helps please mark brainliest
Answer:
Answer C is correct
Step-by-step explanation:
The formula to find the area of a circle is:
A = πr²
Here,
r => radius = 6m
Let us find the area of the circle.
A = πr²
A = 3.14 × 6 × 6
A = 113.04 m²
Approx. = 113m²