If x sin^3A+y cos^3A=sinAcosA and x sinA- y cosA=0, prove that x^2+y^2=1?

Answers

x+y 2 sin x y 2 The Law of Sines sinA a = sinB b = sinC c Suppose you are given two sides, a;band the angle Aopposite the side A. The height of the ...
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Positive: 38 %

If x= b*sin(x) + cos(x) and y = a*sin(x) + cos(x), then can we prove that x^2 + y^2 = a ... If m=sinA+cos4A and not =sinA-cosA, how can I prove that under ...
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38 %