Question

Find the value of (xy+zw)(xy-zw)by identities​

Answer 1

Step-by-step explanation:

(xy+zw)(xy-zw)

we are able to identify the identity used here..

that is..

(a+b)(a-b)= a²-b²

So the answer will be:-

(xy)²-(zw)²

x²y²-z²w².....answer ... solved..

Answer 2

Step-by-step explanation:

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