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


Practice

Solve for x.
a)    12x2 + 7x − 10 = 0
{2/3,-5/4}

b)    28x2 − 25x + 3 = 0
{1/7,3/4}

c)    28x2 − 29x + 6 = 0
{2/7,3/4}

d)    14x2 − 47x − 7 = 0
{-1/7,7/2}

e)    7x2 + 31x − 20 = 0
{4/7,-5}

f)    6x2 − 23x + 7 = 0
{1/3,7/2}

g)    5x2 + 16x + 3 = 0
{-1/5,-3}

h)    20x2 + 31x − 7 = 0
{1/5,-7/4}

i)    10x2 − 33x − 7 = 0
{-1/5,7/2}

j)    6x2 − 13x − 28 = 0
{-4/3,7/2}