if A = sin^2 theta + cos^4 theta then prove that 3/4 <=A<=1 FOR ALL REAL VALUES OF THETA (IIT)
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Steps:
1) We will calculate the maximum and minimum value of given expression.
2)Since, given function is continuous, so
min <=F(theta) <= max
See, pic to get Max and min.
1) We will calculate the maximum and minimum value of given expression.
2)Since, given function is continuous, so
min <=F(theta) <= max
See, pic to get Max and min.
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