abcd Quadratic Equations - Difference of Two Squares(L1)
Quadratic Equations - Difference of Two Squares(L1)


Practice

Solve for x.
a)    144 = x2
{-12,12}

b)    16 = x2
{-4,4}

c)    x2 −196 = 0
{-14,14}

d)    0 = x2 −169
{-13,13}

e)    x2 −100 = 0
{-10,10}

f)    0 = x2 −49
{-7,7}

g)    x2 =64
{-8,8}

h)    x2 −400 = 0
{-20,20}

i)    x2 =169
{-13,13}

j)    x2 −100 = 0
{-10,10}