Question

5.
Find the smallest number by which 7436 must be
multiplied to get a perfect square. Also find the square
root of the perfect square so obtained.​

Answer 1

Answer:

It should be multiplied by 11 to get a perfect square and its square root will be

286

Step-by-step explanation:

Find the factors of 7436. It will be 2,2,11,13,13. so as u can see 11 is coming only once so to make it twice we have to multipy the number(7436) by 11 to make it a perfect square. Then while multiplying 7436 by 11 it will be 81796.

And take the square root of this number   81796. it will be 286 ur answer.

i hope u got the concept and like it  

Answer 2

Answer:

use divisibility test for this