There are a number of options available today for listening to online music, including ____ such as Pandora.

Prove that the ? coefficient is equal to 1 if and only if f11 = f1+ = f+1.

What will be an ideal response?

In the accompanying figure, the object indicated by item ____ demonstrates that a comparison is being carried out between two values.

A. 2 B. 3 C. 4 D. 1