Quiz about Pre College Algebra

Question 1

Solve by factoring:

x²+ x - 6 = 0

Accepted Answer

x= -3 and 2

Answer

x= 4 and -1

Answer

x= -6 and 1

Answer

x= -2 and 3

Question 2

Solve:
2(a + 4) = 2a - 8 + 4a

Accepted Answer

4

Answer

3

Answer

-3

Answer

-4

Question 3

Write as a single complex number: (3+4i)(2-i)

Accepted Answer

10+5i

Answer

10-5i

Answer

2+5i

Answer

10+3i

Question 4

$$\frac{1-i}{6+2i}$$ Simplify!

Accepted Answer

1/10 - 1/5 i

Answer

1/2 + 1/4 i

Answer

1/4 - 1/4 i

Answer

1/32 - 1/4 i

Question 5

Solve for x

Accepted Answer

4/5

Answer

5

Answer

1

Answer

- 4

Question 6

Solve for x

Accepted Answer

19/2

Answer

6

Answer

17/5

Answer

- 6

Question 7

Solve.

Accepted Answer

6

Answer

no solution

Answer

3

Answer

4

Question 8

Solve

Accepted Answer

5

Answer

-9

Answer

-2,3

Answer

0

Question 9

Question 9.

Accepted Answer

d

Answer

a

Answer

b

Answer

c

Answer

e

Question 10

An executive invests #15,000, some at 8% and the rest at 7% annual interest. If he receives an annual return of $1,090, how much is invested at each rate?

Accepted Answer

$4000 in 8%, $11,000 in 7%

Answer

$11,000 in 8%, $4000 in 7%

Answer

$266.67 in 8%, $14,733.33 in 8%

Answer

$320 in 8%, $770 in 7%

Question 11

Question 11.

Accepted Answer

d

Answer

a

Answer

b

Answer

c

Answer

e

Question 12

Question 12.

Accepted Answer

a

Answer

b

Answer

c

Answer

d

Answer

e

Question 13

Simplify:
(10+ 15i)-(48 - 30i)

Accepted Answer

-38 + 45i

Answer

58 - 45i

Answer

58 - 15i

Answer

-38 - 15i

Question 14

Question 14.

Accepted Answer

10i

Answer

10

Answer

-10

Answer

-10i

Question 15

Question 15.

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 16

Question 16.

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 17

Question 17.

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 18

Question 18.

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 19

Question 19.

Accepted Answer

9/19

Answer

19/9

Answer

1/2

Answer

2

Question 20

Solve the inequality below. Express the solution in interval notation.

6 - 2|m -3| > -4

Accepted Answer

$$\left(-2,8\right)$$

Answer

$$\left(-8,2\right)$$

Answer

$$\left(-\infty,-8\right)or\left(2,\infty\right)$$

Answer

$$\left(-\infty,-2\right)or\left(8,\infty\right)$$

Question 21

Solve the following inequality. Express the solution in interval notation:

$$-3\le2x-1\le5$$

Accepted Answer

Answer

Answer

Answer

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics