Which of the following functions satisfy the hypothesis/hypotheses of the Intermediate Value Theorem on the given interval? Select all that apply
A) f(x)=1/x on[-1,1]
B) f(x)=x-cos(x) on [-π/2,π/2]
C) f(x)=arctan(x) on [-π/4,π/4]
D) f(x)=√(x+3) on [-3,3]