please tell me the answer fast
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the answer is by simplify the equation
a⁴-b⁴+2b²-1
a⁴-[(b²)²-2b²×1+1² {a²-2b+b²}
(a²)²-(b²-1)²
(a²+b²-1)[(a²-(b²-1)]
( a²+b²-1) (a²-b²+1)
Hope ! would help and
HAPPY HOLI .
a⁴-b⁴+2b²-1
a⁴-[(b²)²-2b²×1+1² {a²-2b+b²}
(a²)²-(b²-1)²
(a²+b²-1)[(a²-(b²-1)]
( a²+b²-1) (a²-b²+1)
Hope ! would help and
HAPPY HOLI .
harshmishra222:
in the second line (a²-2b+b²) at last is the identity used in equation
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