1.

find the cube root of 140×2450

Answer»

Cube root of 140 × 2450

We know,

140= 2² x 5 x 7

2450 = 2 × 5² × 7²

For cube root of 140 × 2450, we will make group of three terms

So, 140 × 2450 = 2³ × 5³ × 7³

So, cube root of 140 × 2450 = 2 × 5 × 7

So, cube root of 140 × 2450 = 70


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