# of 22 Points:0 / 1 In the xy-plane, the equation of line l is y = - 3 / 5 x + 4 . If line m is a reflection of line l over the x-axis, what is the equation of line m ?

Cập nhật ngày: 01-08-2024

Chia sẻ bởi: Nguyễn Đăng An

of 22

Points:0 / 1

In the xy-plane, the equation of line l is

y = -

over the x-axis, what is the equation of line m ?

Points:0 / 1

In the xy-plane, the equation of line l is

y = -

^{3}/_{5}x + 4 . If line m is a reflection of line lover the x-axis, what is the equation of line m ?

A

B

C

D

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of 22

Points:1 / 1

MATH TEST RESULTS

The table above shows the results for 100

students on a Math test. Which of the following

can be determined from the information in the

table?

I. The average (arithmetic mean) score of

the test.

II. The median score of the test.

III. The mode of the test

Points:1 / 1

MATH TEST RESULTS

Test Scores | Number of Students |
---|---|

100 | 3 |

95 | 10 |

90 | 20 |

85 | 30 |

70 | 17 |

less than 70 | 20 |

The table above shows the results for 100

students on a Math test. Which of the following

can be determined from the information in the

table?

I. The average (arithmetic mean) score of

the test.

II. The median score of the test.

III. The mode of the test

A

I only

B

II only

C

I and II only

D

II and III only

of 22

Points:1 / 1

The quadratic function graphed above has an

equation of f(x) = ax

following must be true?

Points:1 / 1

The quadratic function graphed above has an

equation of f(x) = ax

^{2}+bx+c. Which of thefollowing must be true?

A

a > 0

B

b > 0

C

b < 0

D

c < 0

**of 22**

Points:0 / 1

In the figure above, a cylinder is inscribed in a

sphere with a radius of 10 inches. If the circular

base of the cylinder has a radius of 6 inches,

what is the length of the height of the cylinder?

C

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D

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**of 22**

Points:1 / 1

In the figure above, P is the midpoint of AB

and Q is the midpoint of BC . If the area of

trapezoid APQC is 20, what is the area of

△ABC?

C

Đăng nhập để xem đáp án

D

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of 22

Points:1 / 1

In the figure above, the sum of the numbers in

row R is the same as the sum of the numbers in

column C. What is the sum of the numbers in

row R?

Points:1 / 1

In the figure above, the sum of the numbers in

row R is the same as the sum of the numbers in

column C. What is the sum of the numbers in

row R?

A

15

B

14

C

13

D

12