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


Practice

Solve for x.
a)    0 = x2 −36
{-6,6}

b)    x2 =400
{-20,20}

c)    x2 −4 = 0
{-2,2}

d)    225 = x2
{-15,15}

e)    x2 =324
{-18,18}

f)    0 = x2 −144
{-12,12}

g)    x2 −81 = 0
{-9,9}

h)    x2 −225 = 0
{-15,15}

i)    x2 =225
{-15,15}

j)    196 = x2
{-14,14}