(y2+3/2)(y2-3/2) expand using identities - for 9th polynomials
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Step-by-step explanation:
sorry i am really sorry i dont know the answer
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Step-by-step explanation:
By using identity,
(a+b)(a-b)=(a)2-(b)2
(y2+3/2)(y2-3/2)=(y2)2-(3/2)2
=y4-9/4. ans
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