Question

(v) (2a - b + c)(a - 2b) - (3a + 2b - c)(2a - b)
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Answer 1

Step-by-step explanation:

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

2a²-4ab-ba+2ab+ca-2b -6a²+3ab-4ab+2b²

-4a²-3ab-ba+ca-2b+2b²