How can I study for End of course test. Any recommendations? (websites, Notes, advice, etc.)

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

Side xy of triangle xyz is extended to point w, creating a linear pair with ∠wyz and ∠xyz. measure of an exterior angle what is the value of x? 64 80 100 180