Question

what should be taken away from 3x²-4y²+5xy+20 to obtain-x²-y²+6xy+20

please answer it​

Answer 1

Answer:

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Step-by-step explanation:

x2-y2+xy+20

Answer 2

Step-by-step explanation:

Hence, we have to y(x) = 4x² – 3y² - xy taken away from f(x) = 3x² – 4y² + 5xy + 20 to get g(x) = – x² – y² + 6xy+ 20.