Quiz about Semester 1 Final Practice

Question 1

Find the interval where f(x) < 0

Accepted Answer

x < -4 OR x > 2

Answer

x > 1

Answer

x < 1

Answer

-4 < x < 2

Question 2

Find the interval where f(x) > 0

Accepted Answer

-4 < x < 2

Answer

x > 1

Answer

x < 1

Answer

x < -4 OR x > 2

Question 3

Find the interval where f(x) is decreasing

Accepted Answer

x > -1

Answer

x <- 1

Answer

-4 < x < 2

Answer

x < -4 OR x > 2

Question 4

Find the interval where f(x) is increasing

Accepted Answer

x <- 1

Answer

x > -1

Answer

-4 < x < 2

Answer

x < -4 OR x > 2

Question 5

State the DOMAIN

Accepted Answer

$$-6<x\le4$$

Answer

$$-6\le x<4$$

Answer

$$-7<y\le3$$

Answer

$$-7\le y<3$$

Question 6

State the RANGE

Accepted Answer

$$-7\le y<3$$

Answer

$$-6<x\le4$$

Answer

$$-6\le x<4$$

Answer

$$-7<y\le3$$

Question 7

State the DOMAIN

Accepted Answer

$$x\le0$$

Answer

$$x\ge0$$

Answer

$$y\le4$$

Answer

$$y\ge4$$

Question 8

State the RANGE

Accepted Answer

$$y\le4$$

Answer

$$x\le0$$

Answer

$$x\ge0$$

Answer

$$y\ge4$$

Question 9

How many squares are in the 5th figure if the pattern continues?

Accepted Answer

22

Answer

17

Answer

12

Answer

27

Question 10

Determine whether the given sequence is arithmetic, geometric, or neither

Accepted Answer

arithmetic

Answer

geometric

Answer

neither

Question 11

Determine whether the given sequence is arithmetic, geometric, or neither

Accepted Answer

neither

Answer

arithmetic

Answer

geometric

Question 12

Determine whether the given sequence is arithmetic, geometric, or neither

Accepted Answer

geometric

Answer

arithmetic

Answer

neither

Question 13

Determine whether the given sequence is arithmetic, geometric, or neither

Accepted Answer

geometric

Answer

arithmetic

Answer

neither

Question 14

Determine whether the given sequence is arithmetic, geometric, or neither

Accepted Answer

arithmetic

Answer

geometric

Answer

neither

Question 15

Find the common difference

Accepted Answer

-46

Answer

-24

Answer

24

Answer

46

Question 16

Find the common ratio

Accepted Answer

-7

Answer

7

Answer

-48

Answer

48

Question 17

What is the recursive equation for the function

Accepted Answer

$$a_1=16$$

$$a_n=a_{n-1}+20$$

Answer

$$a_1=20$$

$$a_n=a_{n-1}+16$$

Answer

$$a_1=16$$

$$a_n=16+20\left(n-1\right)$$

Answer

$$a_1=16$$

$$a_{n-1}=a_n+20$$

Question 18

Find the 70th term for the following sequence

Accepted Answer

-398

Answer

-404

Answer

-392

Answer

-410

Question 19

Find $$a_9$$ for the sequence

Accepted Answer

393216

Answer

-1572864

Answer

-192

Answer

-216

Question 20

Find the explicit equation for the sequence

Accepted Answer

$$a_n=-50\cdot5^{n-1}$$

Answer

$$a_n=-5\cdot\left(-50\right)^{n-1}$$

Answer

$$a_n=50\cdot\left(-5\right)^{n-1}$$

Answer

$$a_n=5\cdot\left(-50\right)^{n-1}$$

Question 21

Find the rate of change (cost per hour) for renting the equipment from a local hardware store if the rate of change is constant.

Accepted Answer

9

Answer

1/9

Answer

45

Answer

5

Question 22

Find the slope of the line going through the point A(7,6) and point B(-8,6).

Accepted Answer

0

Answer

Undefined

Answer

1/14

Answer

-14/1

Question 23

Find the slope of the line going through the point A(-1,-9) and point B(-1,-5).

Accepted Answer

Undefined

Answer

0

Answer

1/2

Answer

-2

Question 24

The elevation of a balloon can be modeled with the equation $$h(t)=16t+403$$ where $$h(t)$$ is measured in feet and $$t$$ is measured in minutes. Find $$h(13)$$ .

Accepted Answer

611 feet

Answer

-24.375 feet

Answer

47 feet

Answer

none of the above

Question 25

The elevation of a balloon can be modeled with the equation $$h(t)=7t+14$$ , where $$h(t)$$ is measured in feet and $$t$$ is measured in minutes. Find when $$h(t)=91$$ .

Accepted Answer

11 minutes

Answer

651 minutes

Answer

7.1538 minutes

Answer

none of the above

Question 26

What is the equation of the line for the graph?

Accepted Answer

$$y=\frac{2}{5}x+2$$

Answer

$$y=\frac{2}{5}x-5$$

Answer

$$y=\frac{5}{2}x+2$$

Answer

$$y=\frac{5}{2}x-5$$

Question 27

Which equation represents the graph?

Accepted Answer

y=-1

Answer

x=-1

Answer

y=x-1

Answer

y=-1x

Question 28

Which equation represents the graph?

Accepted Answer

x=3

Answer

y=3

Answer

y=x+3

Answer

y=3x

Question 29

Find the x-intercept for the following equation: $$y=-1/3x+18$$

Accepted Answer

(54,0)

Answer

(0,54)

Answer

(18,0)

Answer

(0,-18)

Question 30

Find the slope of the line $$-5x+9y=-4$$

Accepted Answer

5/9

Answer

5/9x

Answer

-5

Answer

9/5

Answer

-9/5

Question 31

Find the y-intercept for the line $$40x-40y=160$$

Accepted Answer

-4

Answer

4

Answer

-40

Answer

40

Question 32

What is the equation of a line going through point (-5,4) and (-7,10)?

Accepted Answer

y=-3x-11

Answer

y=3x+19

Answer

y=-3x+7

Answer

y=-3x+17

Question 33

What is the equation of a line that is parallel to the line $$y=4x+3$$ and through point $$(-2,10)$$ ?

Accepted Answer

$$y=4x+18$$

Answer

$$y=4x+2$$

Answer

$$y=4x-42$$

Answer

$$y=4x-18$$

Question 34

What is the equation of a line that is perpendicular to the line $$y=2x+3$$ and through point $$(8,-6)$$ ?

Accepted Answer

$$y=-\frac{1}{2}x-2$$

Answer

$$y=2x-22$$

Answer

$$y=-\frac{1}{2}x-14$$

Answer

$$y=2x-6$$

Question 35

Determine if the lines are parallel, perpendicular, or neither:

$$y=2x+8$$ and $$y=2x+22$$

Accepted Answer

parallel

Answer

perpendicular

Answer

neither

Question 36

Determine if the lines are parallel, perpendicular, or neither:

$$y=-\frac{7}{8}x+13$$ and $$y=-\frac{8}{7}x-9$$

Accepted Answer

neither

Answer

parallel

Answer

perpendicular

Question 37

Determine if the lines are parallel, perpendicular, or neither:

$$y=2x-27$$ and $$y=-\frac{1}{2}x-44$$

Accepted Answer

perpendicular

Answer

parallel

Answer

neither

Question 38

Determine if the lines are parallel, perpendicular, or neither:

$$y=\frac{3}{4}x+4.5$$ and $$y=-\frac{4}{3}x-63$$

Accepted Answer

perpendicular

Answer

parallel

Answer

neither

Question 39

Determine if the lines are parallel, perpendicular, or neither:

$$y=\frac{2}{7}x+6$$ and $$y=-\frac{2}{7}x-6.25$$

Accepted Answer

neither

Answer

parallel

Answer

perpendicular

Question 40

What is the equation of a line that has no slope and goes through point (2,4)?

Accepted Answer

y=4

Answer

y=2

Answer

x=2

Answer

x=4

Answer

y=2x+4

Question 41

What is the equation of a line that has an undefined slope and goes through point (34,22)?

Accepted Answer

x=34

Answer

y=34

Answer

y=22

Answer

x=22

Answer

y=34x+22

Question 42

Write the equation of the line passing through point $$(45,50)$$ which is parallel to the line $$y=17$$

Accepted Answer

y=50

Answer

y=45

Answer

x=45

Answer

x=50

Answer

none of the above

Question 43

Write the equation of the line passing through point $$(34,22)$$ which is perpendicular to the line $$x=12$$

Accepted Answer

y=22

Answer

y=34

Answer

x=34

Answer

x=22

Answer

none of the above

Question 44

Write the equation of the line passing through point $$(89,101)$$ which is parallel to the line $$x=64$$

Accepted Answer

x=89

Answer

y=101

Answer

y=89

Answer

x=101

Answer

none of the above

Question 45

What is the slope of this line?

Accepted Answer

no slope

Answer

-1

Answer

undefined

Answer

x-1

Question 46

What is the slope of this line?

Accepted Answer

undefined

Answer

4

Answer

0

Answer

-4x

Question 47

Solve for the variable.

Accepted Answer

-54

Answer

36

Answer

-18

Answer

18

Question 48

Solve for the variable.

Accepted Answer

-1

Answer

5

Answer

-5

Answer

-1/2

Question 49

Solve for the variable.

Accepted Answer

45/2

Answer

-53/2

Answer

-5/2

Answer

-43/9

Question 50

Solve for the variable.

Accepted Answer

-112/33

Answer

-40/11

Answer

-131/36

Answer

-30/11

Question 51

Solve for the variable.

Accepted Answer

5/-2

Answer

11/4

Answer

5/2

Answer

3/2

Question 52

Solve for the variable.

Accepted Answer

-13/5

Answer

-4/15

Answer

372/181

Answer

0

Question 53

Solve for the variable.

Accepted Answer

39/28

Answer

-39/28

Answer

1/28

Answer

28/9

Question 54

Solve for the variable.

Accepted Answer

8

Answer

2/61

Answer

-127/18

Answer

none of the above

Question 55

Solve for the variable.

Accepted Answer

-16/13

Answer

16

Answer

10/19

Answer

-4

Question 56

Solve for the variable.

Accepted Answer

all real numbers

Answer

0

Answer

-99

Answer

no solution

Question 57

Solve for the variable.

Accepted Answer

no solution

Answer

all real numbers

Answer

0

Answer

-15/8

Question 58

Solve for the variable.

Accepted Answer

$$x>7$$

Answer

$$x<7$$

Answer

$$x<11$$

Answer

$$x>-31/5$$

Question 59

Solve for the variable.

Accepted Answer

$$x\le-64$$

Answer

$$x\le-71$$

Answer

$$x\ge64$$

Answer

$$x>-31/5$$

Question 60

Solve the compound inequality.

Accepted Answer

$$-3<x\le9$$

Answer

$$-\frac{25}{3}

Answer

$$x<-3\ or\ x>9$$

Answer

none of the above

Question 61

Select the graph that is the solution to the compound inequality.

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Answer

E.

Question 62

Select the graph that is the solution to the compound inequality.

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 63

Solve for x in the equation:

$$ax+b=c$$

Accepted Answer

$$x=\frac{c-b}{a}$$

Answer

$$x=\frac{bc}{a}$$

Answer

$$x=c-b-a$$

Answer

$$x=\frac{b-c}{a}$$

Question 64

Solve for x in the equation:

$$\frac{\left(x-b\right)}{a}=c$$

Accepted Answer

$$x=ac+b$$

Answer

$$x=c+b$$

Answer

$$x=ac+ab$$

Answer

$$x=ab+c$$

Semester 1 Final Practice

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