abcd Quadratic Equations - Trinomials(L2)
Quadratic Equations - Trinomials(L2)


Practice

Solve for x.
a)    28x2 + 29x + 6 = 0
{-2/7,-3/4}

b)    14x2 + 53x + 14 = 0
{-2/7,-7/2}

c)    28x2 + 19x − 20 = 0
{4/7,-5/4}

d)    14x2 + 41x − 28 = 0
{4/7,-7/2}

e)    3x2 − 11x + 6 = 0
{2/3,3}

f)    6x2 − 23x + 20 = 0
{4/3,5/2}

g)    12x2 − 31x + 20 = 0
{4/3,5/4}

h)    28x2 + 19x − 20 = 0
{4/7,-5/4}

i)    7x2 + 23x + 6 = 0
{-2/7,-3}

j)    7x2 − 39x + 20 = 0
{4/7,5}