Live Education Quiz

1

The commutative property of addition states that:

A

a + b = b + a

B

a + (b + c) = (a + b) + c

C

a(b + c) = ab + ac

D

a + 0 = a

2

What is the HCF of x² - 4 and x² - 3x + 2?

A

x - 2

B

x + 2

C

x - 1

D

x + 1

3

What is the square root of (x² - 2x + 1)?

A

x - 1

B

x + 1

C

(x - 1)²

D

x² - 2x + 1

4

What is the HCF of 8x³y and 12x²y²?

A

4x²y

B

24x³y²

C

4x³y²

D

8x²y

5

In a Venn diagram, if set A is completely inside set B, what does that imply?

A

A ⊂ B

B

B ⊂ A

C

A = B

D

A and B are disjoint

6

What is the sector angle of a circle if the arc length is 10 cm and the radius is 5 cm?

A

2 radians

B

0.5 radians

C

50 radians

D

15 radians

7

What is the base of a common logarithm?

A

2

B

e

C

10

D

1

8

Which of the following is the identity element for union of sets?

A

Universal set

B

Empty set

C

The set itself

D

No identity exists

9

If sin θ = 3/5, what is the value of cos θ?

A

4/5

B

3/4

C

5/3

D

4/3

10

Factorize: 9x² - 30x + 25

A

(3x - 5)²

B

(3x + 5)²

C

(9x - 5)(x - 5)

D

(3x - 5)(3x + 5)

🎉 Practice Complete!