Question

derive a cube - b cube
and
a cube +b cube​

Answer 1

Hola mate..

1

Secondary SchoolMath 8 points

what is the formula of a cube plus b cube

Ask for details Follow Report by Vineethshow 14.06.2014

Answers

MVB

MVB Ace

The algebraic formula is

(a ³ + b ³) = (a+b)(a2-ab+b2)

Eg.

x³ + 2 ³ = (x + 3) ((x)² - x(3) + 3 ²)

= (x+3) (x² - 3x + 9)

There fore the expansion of x³ + 2 ³ is (x+3) (x² - 3x + 9)

Hope this helps u.

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