Quiz about Cuberoot Equations

Question 1

Solve the cube root equation

Accepted Answer

344

Answer

21

Answer

-344

Answer

-21

Answer

None

Question 2

Solve the cube root equation

Accepted Answer

984

Answer

-984

Answer

26

Answer

-26

Answer

None

Question 3

Solve the cube root equation

Accepted Answer

228

Answer

78

Answer

-228

Answer

-78

Answer

None

Question 4

Solve the cube root equation

Accepted Answer

990

Answer

900

Answer

0

Answer

90

Answer

None

Question 5

Solve the cube root equation

Accepted Answer

27

Answer

20

Answer

3

Answer

30

Answer

None

Question 6

Solve the cube root equation

Accepted Answer

125

Answer

-125

Answer

25

Answer

-25

Answer

None

Question 7

Solve the cube root equation

Accepted Answer

216

Answer

36

Answer

-216

Answer

-36

Answer

None

Question 8

Which value of makes this equation true?

9(x - 7)^4/3 = 9

Accepted Answer

8

Answer

1

Answer

7

Answer

34

Answer

None

Question 9

Solve for x:

(3x + 1)³ = 64

Accepted Answer

1

Answer

-1

Answer

6

Answer

No real solution

Question 10

What is the value of x in the equation (2x + 1)^1/3 + 3 = 6

Accepted Answer

13

Answer

1

Answer

4

Answer

16

Answer

None

Question 11

$$∛\left(x-5\right)=∛\left(5x-11\right)$$

Accepted Answer

$$x=\frac{3}{2}$$

Answer

$$x=\frac{2}{3}$$

Answer

Answer

Answer

Question 12

$$\left(x+7\right)^3+8=16$$

Accepted Answer

Answer

Answer

Answer

Answer

Question 13

$$-5-2\left(-3-16x\right)^{\frac{1}{3}}=-15$$

Accepted Answer

Answer

Answer

$$\frac{509}{16}$$

Answer

$$\frac{31}{4}$$

Answer

Question 14

Solve for x. Identify extraneous solutions, if any.

Accepted Answer

x = - 8; x = 4

Answer

x = 4; x = - 8 is extraneous

Answer

x = - 8; x = 4 is extraneous

Answer

no solution; x = - 8 and x = 4 are extraneous

Question 15

Solve for x; identify extraneous solutions (if any).

Accepted Answer

x = - 42

Answer

x = 8

Answer

x = - 41 1/3

Answer

no solution; x = 8 is extraneous

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