Square Roots and Cube Roots Questions

Q:

What is the value of 473+529+256+289 ?

A) 27 B) 23
C) 19 D) 39
 
Answer & Explanation Answer: B) 23

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3 1810
Q:

Which of the following numbers will have an irrational square root?

A) 1024 B) 2401
C) 4096 D) 2048
 
Answer & Explanation Answer: D) 2048

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2 1622
Q:

What is the value of 361+3.61+0.0361 ?

A) 20.9 B) 22.11
C) 22.49 D) 21.09
 
Answer & Explanation Answer: D) 21.09

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4 1587
Q:

The maximum value of 5+20x-4x2, when X is real number

A) 1 B) 5
C) 25 D) 30
 
Answer & Explanation Answer: D) 30

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2 1572
Q:

Find the square root of 1485961

A) 1213 B) 1219
C) 1229 D) 1239
 
Answer & Explanation Answer: B) 1219

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1 1526
Q:

Which of the numbers given below is the square root of 14161?

A) 119 B) 121
C) 131 D) 141
 
Answer & Explanation Answer: A) 119

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0 1502
Q:

If x+1x=-2, then the value of x7+1x7

A) 1 B) -1
C) 0 D) -2
 
Answer & Explanation Answer: D) -2

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5 1485
Q:

Find the cube root of 287496

 

A) 64 B) 46
C) 56 D) 66
 
Answer & Explanation Answer: D) 66

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