which of the following is obtained by subtracting x²-y² from y²-x²
Answers
Answered by
8
Answer:
Step-by-step explanation:
y²-x²-x²+y²
=2y²-2x²
=2(y²-x²)
Answered by
5
Answer:
2(y²-x²)
Step-by-step explanation:
y²-x²-(x²-y²)
y²-x²-x²+y²
2y²-2x²
2(y²-x²)
2(y-x)(x-y)
it has to be more simplified...please check it...
sorry I made a mistake earlier because I hadn't seen the 'from'
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