factorise 7 + 10a - 8a²
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Answer:
-(4a+7)(2a-1)
Step-by-step explanation:
7+10a-8a²
-8a²+10a+7
-8a²+4a-14a+7
-4a(2a-1)-7(2a-1)
(-4a-7)(2a-1)
-(4a+7)(2a-1)
May It's Help You.
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