Question

cube root of 64 + 2 cube​

Answer 1

Answer:

» 64 + 2³

= 2³ × 2³ + 2³

= 2³ (2³ + 1)

Now, cube root is,

» 2 cube root (9)

Answer 2

Answer :-

We know : (a + b) ^ 3 = a3 + b3 + 3ab(a + b)

So, (64 + 2) ^ 3 = 64 ^ 3 + 2^3 + 3 × 64 × 2(64 + 2)

= 262144 + 8 + 384(66)

= 262152 + 25344

= 287496 ...Ans

Hope it helps!

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