can u please solve this question....
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x²-a², -5x²+2a², -4x²+4a², ADD IT.
= x²-a² + (-5x²+2a²) + (-4x²+4a²)
= x²-a²-5x²+2a²-4x²+4a²
=x²-5x²-4x²-a²+2a²+4a²
= -4x²-4x²-a²+4a²
⇒ -8x²+3a² [ANS]
HOPE IT HELPS..
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it should be correct answer
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