Math, asked by shubh7032, 11 months ago

(0.7a-0.9b)² please send me ans of this que

Answers

Answered by indumalik2255

1

Answer:

(0.7a+0.9b) ( 0.7a-0.9b)

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Answered by tanuj40732

0

Step-by-step explanation:

a^2+b^2-2ab

0.49a^2-0.81b^2-1.26

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