Home > INT2 > Chapter 10 > Lesson 10.2.3 > Problem10-85

10-85.

Solve the equations and inequalities below, if possible. Check your solutions.

1. $(4x - 2)^2 ≤ 100$

1. $(x - 1)^2 = 9$

$x = 4$ or $−2$

1. $x^2 + x - 20 < 0$

$-5 < x < 4$

1. $2x^2 - 6x = -5$