Cos2B - COS2A + cos2C=1-4cOSA sinB sinc

The graph shows the function f(x) = (2.5)x was horizontally translated left by a value of h to get the function g(x) = (2.5)x–h.

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

Evaluate this using ! 0.25^2 x 2.4 + 0.25 x 2.4^2 − 0.25 x 2.4 x 0.65