Question

add the following - : 1.). 5x^2-3xy+4y^2-9,7y^2+5xy-2x^2+13. pls it's urgent​

Answer 1

Step-by-step explanation:

add the given

5x²-3xy+4y²-9,7y²+5xy-2x²+13

let's add this

5x²-3xy+4y²-9

+7y²+5xy-2x²+13

arrange it in standard form

5x²-3xy+4y²-9

-2x²+5xy+7y²+13 add

_____________

3x²+2xy+11y²+4

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