Solution
Solution
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Solution steps
General solutions for
Popular Examples
cos(2θ)=2,cos^2(θ)-1=2,(-3/5)^2-1=-7/252sin(2θ)=1,0<= θ<= 2pi2cos^2(x)-3sin(x)=314cos(θ)-5=5cos(θ)-5-4sin(2θ)=5cos(2θ)
Frequently Asked Questions (FAQ)
What is the general solution for tan(a)=1 ?
The general solution for tan(a)=1 is a= pi/4+pin