Question

The smallest number by which 9408 must be divided so that it becomes a perfect square. Also, the square root of the perfect square so obtained, is (A) 3.56 (B) 4.56 (C) 21.56 (D) 42.56​

Answer 1

Step-by-step explanation:

let we take prime factorization of 9408

9408 = 2×2×2×2×2×2×3×7×7

So the prime factor 3 is not paired

By Dividing

1/3×9408

= 1×3136

= 3136

SO SQUARE ROOT OF 3136 IS 56