Question

Which of the following points is in the solution set of y < x2 - 4x + 3?


(-3, 0)
(1, 0)
(2, -1)

Answer 1

plug in the number on the left for all the x's
and
the number on the right for the Y.

Answer 2

(1,0) for example become
0 < 1^2 - 4(1) +3 => 0 < 0

Answer 3

*becomes