Question

Expand (a-6)^2 +(b+4)^2
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Answer 1

(a-6)^2 + (b+4)^2

a^2 -2×a×6 + (6)^2 + (b)^2 + 2×b×4 +(4)^2

a^2 -12a+36+b^2+8b+16

a^2+b^2+8b-12a+52

your answer.

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