is equal to from Quantitative Aptitude Square Roots and Cube

Previous Year Papers

Download Solved Question Papers Free for Offline Practice and view Solutions Online.

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Test Yourself

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.
Advertisement

 Multiple Choice QuestionsMultiple Choice Questions

1.

The difference between 777 and the nearest perfect square number is

  • 4

  • 7

  • 27

  • 27

131 Views

Advertisement

2. fraction numerator 1 over denominator cube root of 4 plus cube root of 2 plus 1 end fraction is equal to
  • cube root of 2 plus 1
  • cube root of 2 minus 1
  • negative cube root of 2 minus 1
  • negative cube root of 2 minus 1


B.

cube root of 2 minus 1

Expression:
fraction numerator 1 over denominator 2 to the power of begin display style 2 over 3 end style end exponent space plus space 2 to the power of begin display style 1 third end style end exponent space plus space 1 end fraction

equals space space fraction numerator 2 to the power of begin display style 1 third end style end exponent minus 1 over denominator open parentheses 2 to the power of begin display style 1 third end style end exponent minus 1 close parentheses space space open parentheses 2 to the power of begin display style 2 over 3 end style end exponent space plus space 2 to the power of begin display style 1 third end style end exponent space plus space 1 close parentheses end fraction
space space space space space space space space space space space space space space space space space space space space space space space space space space open square brackets because space space left parenthesis straight a space minus straight b right parenthesis thin space left parenthesis straight a squared space plus space ab space plus straight b squared right parenthesis space equals space straight a cubed space minus space straight b cubed close square brackets
equals space space fraction numerator 2 to the power of begin display style 1 third end style end exponent minus 1 over denominator open parentheses 2 to the power of begin display style 1 third end style end exponent close parentheses cubed minus 1 end fraction
space space space space space space space space space space space space
equals space 2 to the power of 1 third end exponent minus 1 space equals space cube root of 2 minus 1
space space space space space space

132 Views

Advertisement
3. square root of 12 plus square root of 12 plus square root of 12 plus.... end root end root end root is equal to
  • 2

  • 3

  • 4

  • 4

161 Views

4.

The smallest number to be subtracted from 4750 so as to get a perfect square number is

  • 126

  • 162

  • 216

  • 216

133 Views

Advertisement
5.

If square root of 1 plus 27 over 169 end root space equals space 1 space plus space straight x over 13 comma then x equals

  • 1

  • 27

  • 13

  • 13

97 Views

6.

The square root of   is

  • None of these

257 Views

7.

The value of square root of 72 plus square root of 72 plus square root of 72 plus.......... end root end root end root

  • 9

  • 8

  • 18

  • 18

236 Views

8.

A General of Army wants to form a square from 36562 armies. After arrangement, he found some armies left. How many armies were left?

  • 81

  • 36

  • 97

  • 97

1235 Views

Advertisement
9. square root of 64009 is equal to
  • 352

  • 523

  • 253

  • 253

200 Views

10.

The value of:
open curly brackets fraction numerator 3 square root of 2 over denominator left parenthesis square root of 3 plus square root of 6 end fraction minus fraction numerator 4 square root of 3 over denominator left parenthesis square root of 6 plus square root of 2 right parenthesis end fraction plus fraction numerator square root of 6 over denominator left parenthesis square root of 2 plus square root of 3 right parenthesis end fraction close curly brackets is

  • square root of 2
  • 0

  • square root of 3
  • square root of 3
271 Views

Advertisement