Question

what expression should be subtracted from 4x^2 - 9xy -y^2+4 to get -3x^2+2xy+4y^2+6 ?

Answer 1

Answer:

7x^2–11xy–5y^2–2

Step-by-step explanation:

by subtracting -3x^2+2xy+4y^2+6 from 4x^2 - 9xy -y^2+4 we will get the answer.

4x^2 - 9xy -y^2+4

-3x^2+2xy+4y^2+6

+ – – – [subtracting ]

________________

7x^2–11xy–5y^2–2

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