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# \$20.00Algebra Help

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• Due on Jun. 07, 2012
• Asked on Jun. 07, 2012 at 09:07:56AM

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Q:

1.

(-9 + 3n6 + 3n5) + (2n6 + 5n5 + 6)

A) 5n6 + 8n5 - 3
B) 10n11
C) 5 + 8n6 - 3n5
D) -7n6 + 8n5 + 9

2.

Subtract.

(8n7 + 2n6 + 17) - (5n6 + 5n7 + 15)

A) 3n7 - 3n6 + 32
B) 3n7 + 7n6 + 32
C) 2n13
D) 3n7 - 3n6 + 2

3.

Multiply.

4(5x)

A) 20
B) 20x
C) 9x
D) 9

4.

Multiply.

-8x2(-10x4 + 9x3)

A) 8x2
B) 8x6 + 8x5
C) 80x6 - 72x5
D) 80x6 + 9x3

5.

Factor.

y2 - 64

A) (y + 64)(y - 64)
B) (y + 8)(y - 8)
C) (y2 + 8)(y2 - 8)
D) (y - 8)(y - 8)

6.

Solve and check the linear equation.

9x - (7x - 1) = 2

A)
B)
C)
D)

7.

Solve and check the linear equation.

6[-6x + 6 + 4(x + 1)] = 6x + 2

A)
B)
C)
D)

8.

Solve and check the linear equation.

0.40x - 0.20(50 + x) = -0.04(50)

A) {50}
B) {30}
C) {40}
D) {20}

9.

Solve the equation by factoring.

x2 = x + 6

A) {-2, -3}
B) {1, 6}
C) {-2, 3}
D) {2, 3}

10.

Solve the equation by factoring.

3x(x - 5) = 7x2 - 16x

A)
B) {0}
C) {0, 4}
D)

11.

Determine whether the relation is a function.

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

A) Function
B) Not a function

12.

Determine whether the equation defines y as a function of x.

x + y = 9

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

13.

Evaluate the function at 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

14.

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

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

A)
B) 0
C) 2
D) Undefined

15.

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

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

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

16.

Determine whether the given quadratic function has a minimum value or maximum value. Then find the coordinates of the minimum or maximum point.

f(x) = -x2 - 2x - 6

A) minimum;
B) minimum;
C) maximum;
D) maximum;

17.

Find the degree of the polynomial function.

g(x) = -7x3 + 9

A) 0
B) -7
C) 3
D) 4

18.

Find the zeros of the polynomial function.

f(x) = x3 + x2 - 42x

A) x = - 7, x = 6
B) x = 0, x = 5, x = 6
C) x = 5, x = 6
D) x = 0, x = - 7, x = 6

19.

Find the zeros of the polynomial function.

f(x) = x3 + 4x2 - 9x - 36

A) x = -3, x = 3
B) x = 4, x = -3, x = 3
C) x = -4, x = 9
D) x = -4, x = -3, x = 3

20.

Find the vertical asymptotes, if any, of the graph of the rational function.

g(x) =

A) x = 4, x = -4
B) x = 4
C) x = 4, x = -4, x = 0
D) no vertical asymptote

21.

Simplify.

log6

A) -2
B) 2
C) -6
D) 6

22.

Simplify.

log2 25

A) 10
B) 32
C) 5
D) 2

23.

Simplify.

9log9(7)

A) 1
B) 97
C) 7
D) 9

24.

Convert to an exponential equation.

log9  = -2

A) 981 = 2
B) 9-2 =
C) 2 = 9
D) 29 =

25.

Write in logarithmic form.

43 = 64

A) 4 = log 3 64
B) 64 = log 4 3
C) 3 = log 64 4
D) 3 = log 4 64

Simplify.
log2

A) 1
B) 2
C) -1
D) 0

Simplify.
log6

A) -2
B) 2
C) -6
D) 6

Simplify.
log

A) 81
B) -81
C) -3
D) 3

Simplify.
log32

A)
B)
C)
D)

Simplify.
log10 10

A) 0
B) 3
C) 1
D) -3

Simplify.
log2 25

A) 10
B) 32
C) 5
D) 2

Simplify.
log6 216

A) 6
B) 18
C) 216
D) 3

Simplify.
log5 57

A) 1
B) 7
C) 57
D) 7log55

Simplify.
9log9(7)

A) 1
B) 97
C) 7
D) 9

Simplify.
10log 5

A) 50
B) 105
C) 1
D) 5

Convert to an exponential equation.
log7 343 = 3

A) 37 = 343
B) 7343 = 3
C) 73 = 343
D) 3433 = 7

Convert to an exponential equation.
log9  = -2

A) 981 = 2
B) 9-2 =
C) 2 = 9
D) 29 =

Convert to an exponential equation.
log5 1 = 0

A) 05 = 1
B) 1 = 5
C) 51 = 0
D) 5 = 1

Convert to an exponential equation.
logwQ = 7

A) 7w = Q
B) Q7 = w
C) w7 = Q
D) Qw = 7

Write in logarithmic form.
63 = 216

A) 216 = log 6 3
B) 3 = log 6 216
C) 3 = log 216 6
D) 6 = log 3 216

Write in logarithmic form.
43 = 64

A) 4 = log 3 64
B) 64 = log 4 3
C) 3 = log 64 4
D) 3 = log 4 64

Write in logarithmic form.
5-3 =

A)  = log 5 -3
B) -3 = log 125 5
C) 5 = log 3
D) -3 = log 5

Write in logarithmic form.
1251/3 = 5

A)  = log1255
B) 5 = log125
C)  = log5125
D) 5 = log1/3125

Write in logarithmic form.
e7 = 1097

A) e = log71097
B) 1097 = log7e
C) 7 = loge1097
D) 1097 = loge7

Write in logarithmic form.
yz = 5

A) y = log 9 z
B) z = log y 5
C) y = log z 5
D) z = log 9 y

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