Power ,Roots and Square Roots Formulas
1. What is the square of 4?
a) 4
b) 8
c) 12
d) 16
Answer: d) 16
2. What is the cube of 3?
a) 6
b) 9
c) 27
d) 30
Answer: c) 27
3. What is the fourth power of 2?
a) 4
b) 8
c) 16
d) 32
Answer: c) 16
4. What is the fifth power of 3?
a) 27
b) 81
c) 243
d) 729
Answer: c) 243
5. What is the square root of 49?
a) 5
b) 6
c) 7
d) 8
Answer: c) 7
6. What is the cube root of 8?
a) 2
b) 4
c) 6
d) 8
Answer: a) 2
7. What is the square of (2 + 3)?
a) 4 + 9
b) 5 + 5
c) 6 + 6
d) 7 + 8
Answer: a) 4 + 9
8. What is the cube of (2 + 1)?
a) 5
b) 7
c) 9
d) 11
Answer: b) 7
9. What is the fourth power of (1 + 2)?
a) 9
b) 27
c) 81
d) 243
Answer: d) 243
10. What is the square root of 25/16?
a) 1/2
b) 5/4
c) 3/2
d) 2
Answer: b) 5/4
11. What is the cube root of 125/27?
a) 1/3
b) 5/3
c) 25/9
d) 125/81
Answer: b) 5/3
12. What is the square of (3 – 2)?
a) 1
b) 4
c) 5
d) 6
Answer: a) 1
13. What is the cube of (4 – 3)?
a) 1
b) 4
c) 27
d) 64
Answer: a) 1
14. What is the fourth power of (5 – 2)?
a) 27
b) 64
c) 125
d) 216
Answer: b) 64
15. What is the square root of 144?
a) 10
b) 12
c) 14
d) 16
Answer: b) 12
16. What is the cube root of 64?
a) 4
b) 6
c) 8
d) 10
Answer: a) 4
17. What is the fourth power of (1/2)?
a) 1/8
b) 1/16
c) 1/32
d) 1/64
Answer: b) 1/16
18. What is the square root of 3 + 4i?
a) 1 + i
b) 2 + i
c) 2 + 2i
d) 3 + 4i
Answer: c) 2 + 2i
