find the product of 2A + 3 2 a - 34 a square minus b
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Answer:
4A²-8Aa+4a²-b
Step-by-step explanation:
2A+32a-34a=2A-2a
(2A-2a)²=(2A-2a)(2A-2a)
=2A(2A-2a)-2a(2A-2a)
=4A²-4Aa-4Aa+4a²
=4A²-8Aa+4a² then minus b
=4A²-8Aa+4a²-b
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