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व्यंजक E = 3(sin^(4)theta + cos^(4)theta...

व्यंजक `E = 3(sin^(4)theta + cos^(4)theta) - 2(sin^(6)theta + cos^(6)theta) + (sin (pi - alpha))/(sin alpha - cos alpha "tan" (alpha)/(2))-cos alpha` का मान है : (i) 0 ; (ii) 1 ; (iii) 2 ; (iv) -1

A

0

B

1

C

2

D

-1

लिखित उत्तर

Verified by Experts

The correct Answer is:
C
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