Q3) Simplify (3a'b - 4ab + 2) - ( 7a’b + 7ab-4)
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Answer:
(3a'b-4ab+2)-(7a'b+7ab-4)
7a'b-3a'b = 4a'b
7ab-4ab=3ab
2-4=-2
the final answer is (-4a'b-3ab-2)
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