Math, asked by jeevanpatil507, 6 months ago

using identity find (4a-6a)(4a+6a)

Answers

Answered by cuterekhadhankher

1

Answer:

-20a²

Step-by-step explanation:

using Identity, (a-b)(a+b)=a²-b²

so, (4a-6a)(4a+6a)

=(4a)²-(6a)²

16a²-36a²

-20a²

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