Practice
Solve for x.a) x2 + 4x + 3 = 0
{-3,-1}
{-3,-1}
b) x2 + x − 42 = 0
{-7,6}
{-7,6}
c) x2 + 4x + 3 = 0
{-1,-3}
{-1,-3}
d) x2 − 6x − 7 = 0
{-1,7}
{-1,7}
e) x2 + 4x + 3 = 0
{-3,-1}
{-3,-1}
f) x2 + 7x − 8 = 0
{1,-8}
{1,-8}
g) x2 + 13x + 42 = 0
{-6,-7}
{-6,-7}
h) x2 − 2x − 8 = 0
{4,-2}
{4,-2}
i) x2 + 5x − 14 = 0
{-7,2}
{-7,2}
j) x2 − 5x + 6 = 0
{3,2}
{3,2}
