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Sin^2(4x) + Cos^2(x)=2Sin(4x)Cos^4(x)
Asked by kunalgaurav39 | 28 Mar, 2019, 23:50: PM
answered-by-expert Expert Answer
If the given trigonometric equation is identity , then this equation is valid for any x .
 
I checked this using EXCEL, but I am not getting equal value for LHS and RHS for a given x.
 
if LHS and RHS are not matching for a given x, it is not possible to solve. Please check the question again.
Answered by Thiyagarajan K | 29 Mar, 2019, 07:35: AM

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JEE main - Maths
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