Live Education Quiz

1

Solve for x: 2√x = 10

A

5

B

25

C

20

D

100

2

Any non-zero real number raised to the power of 0 is equal to:

A

1

B

0

C

The number itself

D

-1

3

Which expression is equivalent to log₂(16) + log₂(2)?

A

log₂(32)

B

log₂(18)

C

log₂(14)

D

log₂(8)

4

What is the reciprocal of -5?

A

-1/5

B

1/5

C

5

D

-5

5

What is the square root of (x² + 6x + 9)?

A

x + 3

B

x - 3

C

(x + 3)²

D

x² + 6x + 9

6

Find the HCF of 12x³y² and 18x²y³.

A

6x²y²

B

36x³y³

C

6x³y³

D

12x²y²

7

Which of the following is a rational number between 1 and 2?

A

3/2

B

√2

C

π/2

D

√3

8

Which equation has solution set {3, -3}?

A

√x = 3

B

|x| = 3

C

x² = 9

D

Both B and C

9

Solve: |2x - 3| = 7

A

5 only

B

-2 only

C

5 and -2

D

2 and -5

10

If R = {(a,1), (b,2), (c,3)}, what is the range of R?

A

{a, b, c}

B

{1, 2, 3}

C

{a, 1, b, 2, c, 3}

D

{a, b}

11

Which of the following numbers is an irrational number?

A

√7

B

0.333...

C

22/7

D

√16

12

What is the complement of set A if A = {2, 4} and U = {1, 2, 3, 4, 5}?

A

{1, 3, 5}

B

{2, 4}

C

{1, 2, 3, 4, 5}

D

∅

13

Solve for x: 3√x - 2 = 10

A

4

B

16

C

8

D

36

14

What is tan 45°?

A

1

B

0

C

√2

D

1/2

15

What is the additive inverse of -7?

A

7

B

-7

C

1/7

D

0

16

What is the value of (3²)³?

A

3⁵

B

3⁶

C

3⁸

D

3⁹

17

Simplify: (x² + 5x + 6)/(x² + 4x + 4)

A

(x + 3)/(x + 2)

B

(x + 2)/(x + 3)

C

(x + 3)/(x - 2)

D

(x - 3)/(x + 2)

18

Simplify: log₅(125).

A

2

B

3

C

5

D

25

19

Factorize completely: x² + 5x + 6

A

(x + 2)(x + 3)

B

(x + 1)(x + 6)

C

(x - 2)(x - 3)

D

(x + 2)(x - 3)

20

Solve: |2x - 1| = 5

A

3 only

B

-2 only

C

3 and -2

D

2 and -3

🎉 Practice Complete!