find f'(x) if f(x)=x^2cos^-1(lnãx)

2cos*2x-cosx=1 find all solutions to the equation on the domain [0,2ð] i got ð/4, 7ð/4, 3ð/4, an...

2cos^2Beta-Cosbeta=0 (find all solutions for the equation in the interval 0, 2 pi). I have no idea...

If f(x)=2cos(4ln(x)) , find f'(x)

find f'(x) if f(x)=x^2cos^-1(ln*sqrootx)

2cos^2 22.5-1 (find exact value)

4=2cos(pi/6t-2pi/3)+4 How do i solve this step by step ith justification for each step? super frust...

Find minimum value of 2cos x + 2cos y

Given f(x)=1+2cos x , find the area under the curve y=f(x) between x = pi/2 and 2pi/3.

2Sin tita+2Cos tita=1.5.find tita

Find Φ given that 2cos^2Φ=3+5cosΦ and 0<Φ<360

Asked by Jesse Stone