Consider f(x) =VX2 - 1 and g(x) = x2 +1. What value(s) of x would make f(g(x)) and g(f(x)) commutative?

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

Secant be and cf intersect at point d inside a what is the measure of cde

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)