Math, asked by saisashank, 9 months ago

What should be taken away from
$3x2 - 4y2 + 5xy + 20 to get - x2 - y2 + 6xy + 20$

Answers

Answered by ligadedipak9977

1

Answer:

3x2 - 4y2 + 5xy + 20=- x2 - y2 + 6xy + 20

2x2-3y2=xy

2x2-xy-3y2=0

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