Question

(HURRY HURRY HURRY!)

A function of x is given by f(x) = 2x – 3. Which of these describes the meaning of f(-1)?


A.

The output value for the function f when x = -1.


B.

The input value for the function f when 2 is added to -3.


C.

The input value for the function f when x = -1.


D.

The output value for the function f when 2 is added to -3.

Answer 1

A. The output value for the function f when x = -1.

Explanation:

x is input.

f(x) is output.

f(-1) is the output when x = -1.

Answer:

A. The output value for the function f when x = -1.