Math, asked by tijayGvenkar, 1 year ago

simplify (a+b)(2a-3b+c)-(2a-3b)c

Answers

Answered by sanjanamailagani1
423

(a+b)(2a-3b+c)-(2a-3b)c

a(2a-3b+c) +b(2a-3b+c) -[ 2a(c) - 3b(c)]

2a2 - 3ab+ ac + 2ab - 3b2 +bc - 2ac + 3bc

=2a2 -ab -ac+4bc-3b2


Answered by mysticd
142

Answer:

 Simplification\: of\: \: (a+b)(2a-3b+c)-(2a-3b)c\\=2a^{2}-3b^{2}-ab+4bc-ac

Step-by-step explanation:

Given \: (a+b)(2a-3b+c)-(2a-3b)c\\=a(2a-3b+c)+b(2a-3b+c)-(2a-3b)c\\=2a^{2}-3ab+ac+2ab-3b^{2}+bc-2ac+3bc\\=2a^{2}-3b^{2}+(-3+2)ab+(1+3)bc+(1-2)ac\\=2a^{2}-3b^{2}-ab+4bc-ac

Therefore,

 Simplification\: of\: \: (a+b)(2a-3b+c)-(2a-3b)c\\=2a^{2}-3b^{2}-ab+4bc-ac

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