Math, asked by ganeshdileep, 7 months ago

solve using identities 42²-30²

Answers

Answered by MissAngryBird

1

hope it helps you mate.....

Attachments:

Answered by sunamiagarwal

5

Answer:

using identitya²-b²= (a+b)(a-b)

42²-30²

(42+30)(42-30)

72×12

=864

Step-by-step explanation:

i hope it helped you

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