multipy the expression (5a - 4b) (2a -b)
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Answer:
10a²-13ab+4b²
Step-by-step explanation:
(5a - 4b) (2a -b)
5a(2a -b)-4b(2a -b)
10a²-5ab-8ab+4b²
10a²-13ab+4b²
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