Question #N274
The function *f* is defined by *f*(x) = *x*<sup>2</sup> + 3. What is the value of *f*(-2)?
A. -1
B. 1
C. 7
D. 13
Correct Answer is: C
To find *f*(-2), we substitute -2 for *x* in the equation *f*(x) = *x*<sup>2</sup> + 3: *f*(-2) = (-2)<sup>2</sup> + 3 = 4 + 3 = 7.