Question

4225 find the square root by factorisation method​

Answer 1

Answer:

Step-by-step explanation:

Answer:

Explanation:

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4225

= 5×845

= 5×5×169

= 5×5×13×13

= 5×5×13×13

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Now,

= $\sqrt{5\times5\times13\times13}$

= $\sqrt{(5\times5)(13\times13)}$

= $5\times13$

= $65$

Therefore,

= $65$