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


Practice

Solve for x.
a)    x2 + 4x − 45 = 0
{-9,5}

b)    x2 − 6x − 16 = 0
{-2,8}

c)    x2 + 8x + 15 = 0
{-5,-3}

d)    x2 − 11x + 18 = 0
{9,2}

e)    x2 + 6x + 9 = 0
{-3,-3}

f)    x2 − 13x + 42 = 0
{6,7}

g)    x2 + 3x − 18 = 0
{-6,3}

h)    x2 − 5x + 6 = 0
{3,2}

i)    x2 − 7x − 8 = 0
{8,-1}

j)    x2 − 9x + 20 = 0
{4,5}