7. If f(x) = x2 – 3x, what is f(5)?
a. 4
b. 8
C. 10
d. 16

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3