Solution
Solution
+1
Solution steps
Rewrite using trig identities
General solutions for
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Frequently Asked Questions (FAQ)
What is the general solution for cos(θ)cos(2θ)+sin(θ)sin(2θ)=(sqrt(2))/2 ?
The general solution for cos(θ)cos(2θ)+sin(θ)sin(2θ)=(sqrt(2))/2 is θ=-pi/4-2pin,θ=-(7pi)/4-2pin