Question

Determine whether therelation is a function.

{(-2, -7), (3, -5), (6, -4), (9,-6), (10, -1)}

A) Not a function
B) Function

2.

Determine whether therelation is a function.

{(-5, -4), (-2, 9), (-1, -2),(-1, 7)}

A) Function
B) Not a function

3.

Determine whether therelation is a function.

{(-7, -1), (-7, 2), (-1, 8), (3,3), (10, -7)}

A) Not a function
B) Function

4.

Determine whether therelation is a function.

{(1, -3), (1, 1), (6, -8), (9,-3), (11, -3)}

A) Not a function
B) Function

5.

Determine whether therelation is a function.

{(-6, -9), (-2, 1), (1, -1), (7,-7)}

A) Not a function
B) Function

6.

Determine whether theequation defines y as a function of x.

x + y = 9

A) y is a function ofx
B) y is not a function of x

7.

Determine whether theequation defines y as a function of x.

x² + y² =1

A) y is a function ofx
B) y is not a function of x

8.

Determine whether theequation defines y as a function of x.

x = y²

A) y is a function ofx
B) y is not a function of x

9.

Evaluate the functionat the given value of the independent variable and simplify.

f(x) = -3x - 8; f(-2)

A) 14
B) -11
C) -2
D) 22

10.

Evaluate the functionat the given value of the independent variable and simplify.

f(x) = x² - 1; f(x -2)

A) x² + 4
B) x² - 4x + 3
C) x² - 3
D) x² - 4x + 4

11.

Evaluate the functionat the given value of the independent variable and simplify.

f(x) = 4x² + 5x - 6;f(x - 1)

A) -3x² + 4x -7
B) 4x² - 3x - 7
C) 4x² - 3x + 3
D) 4x² - 19x + 3

12.

Evaluate the functionat the given value of the independent variable and simplify.

f(x) = ; f(5)

A)
B)
C)
D)

13.

Find the slope of theline that goes through the given points.

(3, -5), (-9, -8)

A) -
B)
C)
D) 4

14.

Find the slope of theline that goes through the given points.

(-7, 6), (-7, -9)

A) Undefined
B)
C) 0
D) -

15.

Find the slope of theline that goes through the given points.

(-1, 4), (5, 4)

A)
B) 0
C) 2
D) Undefined

16.

Find the slope of theline that goes through the given points.

(-2, -6), (-9, -17)

A)
B)
C) -
D)

17.

Find the slope of theline that goes through the given points.

(-8, 8), (-5, 2)

A)
B)
C) -
D) - 2

18.

Find the slope of theline that goes through the given points.

(-3, -7), (9, -7)

A) 0
B) 1
C) -4
D) 4

19.

Use the givenconditions to write an equation for the line in point-slopeform.

Slope = 4, passing through (-3,7)

A) y - 7 = 4(x + 3)
B) y = 4x - 19
C) x - 7 = 4(y + 3)
D) y + 7 = 4(x - 3)

20.

Use the givenconditions to write an equation for the line in point-slopeform.

Slope = , passing through (8,7)

A) x - 7 = (y - 8)
B) y - 7 = (x - 8)
C) y + 7 = (x + 8)
D) y = x + 8