what would be the value of sin^2(2x)+cos^2(2x)
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the value is one.
since by using
sin²∅+cos²∅ = 1.
so , sin ² 2x + cos²2x =1
as per the above identity.
since by using
sin²∅+cos²∅ = 1.
so , sin ² 2x + cos²2x =1
as per the above identity.
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