Recent questions in Mathematics

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The sign of a correlation tells you nothing about the strength of the correlation. Question 23 options: True False

Timmwagener asked Dec 14, 2024

by Timmwagener

9.1k points

1 answer

4 votes

130k views

A coach had her players take an agility test. Here are their scores: a dot plot has a horizontal axis labeled, score, marked from 0 to 10 in increments of 1. The number of dots above each value is as follows:

Laerion asked Dec 14, 2024

by Laerion

7.6k points

1 answer

4 votes

56.6k views

0.8x 0.4-0.4=1.4x 22-0.4

Ohad Kravchick asked Dec 14, 2024

by Ohad Kravchick

7.6k points

1 answer

5 votes

53.5k views

Airplanes are sometimes used to fight fires. A certain airplane can deliver 4x10^4 liters of water in one trip. How much water can this airplane deliver in 38 trips? Write your answer in scientific notation.

AbdulAhmad Matin asked Dec 14, 2024

by AbdulAhmad Matin

8.6k points

1 answer

0 votes

105k views

There are exactly two points on the ellipse x²/a²+y²/b²=1 whose distance from its centre is same and equal to (1/√2)(√a²+2b²) Then the eccentricity of the ellipse is A. 1/2 B. 1/√2 C. √2/3 D. √3/2

Jcxavier asked Dec 14, 2024

by Jcxavier

7.9k points

1 answer

5 votes

227k views

Which of the following expressions are equivalent to - (8/3) A : 8/-3 B : - 8/-3 C : none of the above

Dskrvk asked Dec 14, 2024

by Dskrvk

9.3k points

1 answer

5 votes

88.5k views

Graph both functions to find the solution(s) to the system. f(x)=x+1 g(x)=x²−6x−7

Abinash asked Dec 14, 2024

by Abinash

8.2k points

1 answer

4 votes

150k views

Factor the expression below so it is in simplest form. 8(3x + 5) + 14 A. 6(4x + 9) B. 6x(4 + 9) C. 24x + 19 D. 2(12x + 13)

Paxdora asked Dec 14, 2024

by Paxdora

7.9k points

1 answer

1 vote

67.1k views

48 is divided by 3 times the difference of 15 and 11

Iced asked Dec 14, 2024

by Iced

8.9k points

2 answers

3 votes

209k views

Express 0.000006 as a floating-point literal using scientific notation with a single digit before and after the decimal point: a) 6.0 × 10⁻⁶ b) 6.0 × 10⁻⁵ c) 6.0 × 10⁶ d) 6.0 × 10⁵

Jsl asked Dec 14, 2024

by Jsl

7.8k points

1 answer

5 votes

167k views

Which of the following must be known in order to determine whether a t test is statistically significant? a. degrees of freedom b. sample size c. one or two tailed test d. all of the above e. May have

Aleksander Bethke asked Dec 14, 2024

by Aleksander Bethke

8.3k points

1 answer

4 votes

35.9k views

for a certain field, , the two-dimensional curl is . what is the counterclockwise circulation of around the circle of radius 5 centered on the origin? group of answer choices

Mkimball asked Dec 14, 2024

by Mkimball

8.0k points

1 answer

0 votes

138k views

Based on the graph of the general solution to the differential equation dy over dx equals 2 times x minus 2 times y comma which of the following statements is true? The slopes along the y-axis are horizontal.

Jephron asked Dec 14, 2024

by Jephron

8.8k points

1 answer

0 votes

128k views

the point (-5,3) is the center of the circle and P (7,-2) lies on the circle.the radius of the circle is ?

JBeFat asked Dec 14, 2024

by JBeFat

8.3k points

1 answer

4 votes

121k views

1 1 the graph. a. y = 3x - 2 b. y = 3x-2 c. y = 3x+2 d. y = 3x + 2 e. y = ( )* - 2

AZhu asked Dec 14, 2024

by AZhu

8.5k points

1 answer

5 votes

200k views

Arthur drops a ball from 81 feet above the ground. Its height age is given by the equation H= -16t2 + 81 where this the time in seconds for witch interval of time is the height of the ball less than 17

Fischer asked Dec 14, 2024

by Fischer

7.7k points

1 answer

0 votes

1.0k views

For what value of the constant c is the function f continuous on (−[infinity],[infinity])? a) c=0 b) c=1 c) c=−1 d) c=2

Gelonida asked Dec 14, 2024

by Gelonida

8.6k points

1 answer

2 votes

69.5k views

Consider the linear function y; = ß0 + ß1xi + ui. Suppose that the following results were obtained from a sample with 12 observations: 2 Sample average of y = 20 Sample average of x = 20 Sample variance

Ilovewt asked Dec 14, 2024

by Ilovewt

8.0k points

1 answer

4 votes

75.1k views

Caden wants to buy a jacket for $48.10. If he puts $1.85 in his piggy bank each day, how many days will it take for Caden to have enough money for the jacket?

John Marshall asked Dec 14, 2024

by John Marshall

8.0k points

1 answer

4 votes

42.6k views

Andrew's grandmother is teaching him to make a traditional Lakota star quilt. The pattern for the quilt is shown below. What is the total area of the center star?

Elkebirmed asked Dec 14, 2024

by Elkebirmed

8.9k points

1 answer

5 votes

131k views

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