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3. square-square root and cube-cube root
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Q103 of 142 Page 88

Find the square root of the following by long division method.

(a) 1369 (b) 5625

(a) Given: 1369

a.JPG


Hence, = 37


(b) Given: 5625


b.JPG


Hence, = 75


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101

By what smallest number should 216 be divided so that the quotient is a perfect square. Also find the square root of the quotient.

102

By what smallest number should 3600 be multiplied so that the quotient is a perfect cube. Also find the cube root of the quotient.

104

Find the square root of the following by long division method.

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105

What is the least number that should be subtracted from 1385 to get a perfect square? Also find the square root of the perfect square.

Questions · 142
3. square-square root and cube-cube root
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