Solving Quadratics by Factorising

Question 1:

x2+4x32 = 0
x = -8 or x = 4

Question 2:

x2x42 = 0
x = -6 or x = 7

Question 3:

x2+10x+16 = 0
x = -8 or x = -2

Question 4:

x25x+4 = 0
x = 4 or x = 1

Question 5:

x28x+12 = 0
x = 2 or x = 6

Question 6:

x2+5x14 = 0
x = -7 or x = 2