Question

Find the smallest number by which the following numbers should be multiplied to get perfect square numbers. also Find the square root of the square number so obtained by 1.75 2.408 3. 15680 4. 768​

Answer 1

Answer:

1. 75 = 5*5*3

multiplied by 3 and square root of it is 5*3 = 15

2. 408 = 2*2*2*3*17

multiplied by 2*3*17 = 102  and square root of it is 2*2*3*17 = 204

3. 15680 = 2*2*2*2*2*2*5*7*7

multiplied by 5 and square root of it is 2*2*2*5*7 = 280

4. 768 = 2*2*2*2*2*2*2*2*3

multiplied by 3 and square root of it is 2*2*2*2*3 = 48