Question

Class 8th

Chapter :- Square and square roots.

Question :- Find the square roots of the following by using lond-division method -

$a)75 \frac{46}{49}$
$b)0.00038809$
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Answer 1

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$a)\frac{61}{7}$

$b)0.0197$

Step-by-step explanation:

$a)75 \frac{46}{49}$

Converting into improper fraction»

$75 \frac{46}{49}$

$\implies\frac{3721}{49}$

By squaring

$\sqrt\frac{3721}{49} = \frac{ \sqrt{3721} }{ \sqrt{49} } = \frac{61}{7}$

Refer to attachment above for long division explanation

b)0.00038809

$\implies\sqrt{0.00038809} = 0.0197$

Refer to the attachment above for long division explanation

Answer 2

Step-by-step explanation:

Answer in the attachment;-