Solve the equation for all real values of x.
sec^2 x + 2 sec x =0

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer

Let f(x) = x + 2 and g(x) = x2 + 4. find f(g(f(