Factor 4cos^2x+4cosx-1=0

Let f(x)=9sinx/2sinx+4cosx Then f'(x)=________ . The equation of the tangent line to y=f(x) at a=...

Let f(x)=9sinx/2sinx+4cosx. Then 'f(x)= ((2sinx+4cosx)(9cosx)-(9sinx)(2cosx-4sinx))/(2sinx+4cosx)^...

Solve 5sinx=-4cosx for 0 less than or equal to x <2pi answers to nearest hunderth of a radian

d^2y/dx^2+4dy/dx+4y=4cosx+3sinx

int dx/3sinx+4cosx dx =

If f(x)=3cos^2x-4cosx

4cosx + 3 = 0

a. Draw the graphs of y=4cosx and y=2x-x on the same set of axes for -2π<=x<=2π (done) b. Explain...

Let f(x) = 4cosx Complete parts (a) through (e) below a. What is the y-intercept of the gr...

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