What must be subtracted from 4a2+6b2
-7ab to get 8b2
-4a2+5ab
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Answer:
I hope the answer is clear.
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Step-by-step explanation:
Let the polynomial be x.
x - (4a2+6b2-7ab)= 8b2- 4a2+ 5ab
x=8b2- 4a2+ 5ab + (4a2+6b2-7ab)
x=14b2- 2ab
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