Question

using suitable identities find the following products (x²y²+2)(x²y²-2)​

Answer 1

Answer:

x²×(x²-y²)- y²(x²-y²)

2x⁴-x²y²- y²x²+y⁴

By Maths formula:

Answer is: 2x⁴-2x²y²+y

Answer 2

Answer:

x²x(x²-y²)- y²(x²-y²) 2x¹-x²y²-y²x²+y^

By Maths formula:

Answer is: 2x4-2x²y²+y4

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