Question

Hii friend,
i want to ask you a question of maths can u help me pls
the question

Expand:(3a-5b-c)²

please it is urgent
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Answer 1

See the above attachment

I hope it helps you

Answer 2

3a +(-5b) +(-c) +2 (3a)(-5b)+2(-5b)(-c)+2(-c)(3a)

Hope it helps U...

HAPPY CHOCOLATE DAY...