Math, asked by Niharika6510, 1 year ago

(4.3a-5b)(3a+b)-5(a+1.3b)b​

Answers

Answered by munisharitesh
2

Step-by-step explanation:

4.3a(3a+b)-5b(3a+b)-5b(a+1.3b)

=12.9a²+4.3ab-15ab-5b²-5ab-6.5b²

=12.9a²-15.7ab-7b²

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