Go To Your Study Dashboard

Get Answers to all your Questions

header-bg

Q.4 Find the square roots of the following numbers by the Prime Factorisation Method.

(ii) 400

Answers (1)

best_answer

By prime factorization, we get

$400 = 2\times2\times2\times2\times5\times5$

or $400 = (2\times2\times5)^{2} = 20^{2}$

Thus the square root of 400 is 20

Posted by

Devendra Khairwa

View full answer

Similar Questions

Trending Articles/News

anam-khan

NVS Admission 2027: JNVST class 6 registration date extended till August 10; exam pattern

anam-khan

Navodaya Admission 2027: JNVST class 6 registration deadline extended till August 7

Latest Question