Math, asked by shamanth9a, 1 day ago

iexpand 3a-7b-c whole square

Answers

Answered by meherumakanta541

1

Answer:

(3a-7b-c)²

=9a²+7b²+c²-21ab+7bc-3ac

Answered by rambhadrapandey21

3

Answer:

9a^2 + 49b^2 + c^2 + 42ab + 14bc + 6ac

Step-by-step explanation:

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