Simplify [(x+y)^3-(x-y)^3]/[(x^2-y^2)(3x^2+y^2)]+2y/(x^4-y^4)
manu9773:
Someone please help I need the answer urgently
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Answer:
√72+√800-√18
⇒ √(36*2)+√(400*2)-√(9*2)
⇒6√2+20√2-3√2
⇒23√2
Step-by-step explanation:
I am sorry but the answer in my book is 2y(x^2+y^2+1)/x^4-y^4
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