Solution
Solution
Solution steps
Manipulating left side
Rewrite using trig identities
We showed that the two sides could take the same form
Popular Examples
prove-cot(θ)cos(θ)-sin(θ)=-cot(θ)sec(θ)prove cot(θ)= 1/(\frac{sin(θ)){cos(θ)}}prove (cos(x)+cot(x))/(csc(x)+1)=cos(x)prove cos^2(x)=sin^2(x)prove 1=1+cot(θ)
Frequently Asked Questions (FAQ)
Is cos^4(A)-sin^4(A)+1=2cos^2(A) ?
The answer to whether cos^4(A)-sin^4(A)+1=2cos^2(A) is True