abcd Quadratic Equations - Trinomials(L1)
Quadratic Equations - Trinomials(L1)


Practice

Solve for x.
a)    x2 + 13x + 40 = 0
{-8,-5}

b)    x2 − 8x + 7 = 0
{7,1}

c)    x2 + 10x + 21 = 0
{-3,-7}

d)    x2 + 2x − 48 = 0
{-8,6}

e)    x2 − 7x − 18 = 0
{9,-2}

f)    x2 − 9x + 20 = 0
{5,4}

g)    x2 + 14x + 48 = 0
{-8,-6}

h)    x2 − 9x + 20 = 0
{4,5}

i)    x2 − 4x − 45 = 0
{9,-5}

j)    x2 − 5x − 24 = 0
{-3,8}