Hi! Could anyone please solve with the working? Thanks :D
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Answer:
7ab - 9a2 - 8b2
Step-by-step explanation:
(4ab - 2a2 - 2b2) - (7a2 - 3ab + 6b2)
= 4ab - 2a2 - 2b2 - 7a2 + 3ab - 6b2 ( because of removal of brackets after multiplying)
= 7ab - 9a2 - 8b2
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