Math, asked by nafiya9, 5 months ago

Expand
the
following using sultable identities
i) (3a
2b -5c)2
i) (5p - 3q)3

Answers

Answered by ronakbapna19

1

Answer:

I) (a+b+c) ²=a²+b² +c²+2ab+2bc+2ca

put the values and signs as it is in identity

(a-b) ³=a³-b³-3ab(a-b)

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