please answer this fast
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here you go....hope you know the basic formulas i have used
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Ayushasutkar:
in the first step ur formula is wrong
the formula is (a²-b²) = (a-b) (a+b)
let a be sin^4(theta) and b be cos^4(theta).....the rules of indices
what are the rule of indices?????
never gone through that before!!!
a^4=(a^2)^2 also a^d *a^c=a^(c+d) and so on
ohhhhhhhhhh
the answer is right
thanks
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