factorise
(a + b)^3 – (a - b)^ 3
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Answer:
2b (3a^2+b^2)
Step-by-step explanation:
a^3+3a^2b+3ab^2+b^3-a^3+3a^2b-3ab^2+b^3
=6a^2b+2b^3
=2b (3a^2+b^2)
nishthaaaaasingh:
i didn't understand these steps
if possible can you rewrite em ina simpler wayy?
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