Question

Find the value of ³√392׳√448​

Answer 1

Here is your answer !!

Cube root of 392 :

392 = 2³×49

cube root = 2 ³√49

cube root of 448 =³√ 2³×2³×7

= 4 ³√7

__________

4 ³√7 ×2 ³√49

= 8 ³√343

= 8 ³√7³

= 8×7

= 56