f(x)= −10.4sin(3x)+8.5cos(3x) find max and min on interval ( -0...

Can f(t) = u(t)5cos(2pi t) be represented directly as a fourier series?

I want to know why [5-5cos(square)(filter)] is equal to [5sin(square)(filter)] Do you guys know wh...

√3 + 5cos⦸ = 3 cos⦸ Can someone please explain for me how to express the answer in radian measure...

((4sin(atan(4/3))-4sin(0)))-(-3cos(atan(4/3))-(-3cos(0)))+((-3cos(pi/2)-(-3cos(atan(4/3))))-(4sin(pi...

if 5cos A plus 3=0 and 180<A<360..without using a calculator and with the aid of a diagram,determine...

f(x)= 3+5cos pi/3 (x-7) If f(x)=4, solve for x. Find 1st 3 positive values. my answers: 2.31...

s=çdx/(4+5cos x). By using t-substitution, i.e. t=tan(x/2) we get cos x=(1-t^2)/(1+t^2) and dx=2d...

x=3.5cos(8pi.t) Amplitude=3.5m Frequency?

Rewrite 4sin(x)-5cos(x) as Asin(x+phi)

In the function y= 5cos(x+ 2π/3)-6 is translated K unit up words resulting in a Maximum y-value of 1...

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