using suitable identities find the following products: (y²+3/2)(y²-3/2)or(5x²-4y²) [5x²+(4y²)]
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Answer:
they both are different
Step-by-step explanation:
(y²+3/2)(y²-3/2)
=(y^4)-(3/2y^2)+(3/2y^2)-(9/4)
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