Chapter 13) Indices

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Q1. What is the value of (2² )³ ?

A) 16
B) 32
C) 64
D) 12

Q2. What is the value of (100)⁰ ?

A) 1
B) 100
C) -1
D) 10000

Q3. (2/7)⁰ = ?

A) 2/7
B) 1
C) 4/49
D) 2

Q4. 7^1/4 means ................. .

A) the second root of 7
B) the fourth root of 7
C) the first root of 7
D) the fifth root of 7

Q5. What is the value of 64^1/3 ?

A) 6
B) 3
C) 2
D) 4

Q6. a^m x a ⁿ = ?

A) a^{m/ n}
B) a^{m x n}
C) a^{m + n}
D) a^{m - n}

Q7. 225^1/2 = ?

A) 15
B) 25
C) 5
D) 12

Q8. (y^1/2)^1/3 = ............... .

A) y^1/5
B) y^1/8
C) y^1/3
D) y^1/6

Q9. 3² x 2 ³ = ?

A) 64
B) 78
C) 72
D) 24

Q10. 15⁰ = ........... ?

A) 1
B) 15
C) 0
D) 225