Questions LLC
Login
or
Sign Up
Ask a New Question
Mathematics
Trigonometry
Trigonometric Functions
If f(cosx) = cotx and 0 < x < 0.2, find a formula for f(2x).
1 answer
f(2x) = cot(2x)
You can
ask a new question
or
answer this question
.
Related Questions
The equation 2sinx+sqrt(3)cotx=sinx is partially solved below.
2sinx+sqrt(3)cotx=sinx sinx(2sinx+sqrt(3)cotx)=sinx(sinx)
How many solutions does the equation cosx + 1/2 = 1 have for 0<x<2pi
cosx+1/2=1 cosx+1=2 cosx=2-1 cosx=1 therefore 1 solution? A)
Verify the identity .
(cscX-cotX)^2=1-cosX/1+cosX _______ sorry i cant help you (cscX-cotX)=1/sinX - cosX/sinX = (1-cosX)/sinX If
Write in terms of cos and sin function.
cotx*secx Show work. I know cotx = cosx/sinx and secx = 1/cosx, would that just be the
express this in sinx
(1/ cscx + cotx )+ (1/cscx- cotx) i got 2sinx is that right?? and B) express in cosx problem: is 1 +
My previous question:
Verify that (secx/sinx)*(cotx/cscx)=cscx is an identity. (secx/sinx)*(cotx/cscx) = (secx/cscx)(cotx/sinx) =
Prove that if y = cotx then dy/dx = - (cscx)^2. Hint: cotx = cosx/sinx
square root of (1-cosx/1+cosx) = cscx - cotx
prove the identity
verify that the equation is an identity:
(1-cosX)/(1+cosX) = (cscX-cotX)^2
1. Create an algebraic expression for
sin(arccosx-arcsin3x) 2. The cosx=4/5, x lies in quadrant 4. Find sin x/2 3.Determine all
