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


Practice

Solve for x.
a)    0 = x2 −144
{-12,12}

b)    9 = x2
{-3,3}

c)    0 = x2 −121
{-11,11}

d)    16 = x2
{-4,4}

e)    400 = x2
{-20,20}

f)    x2 −324 = 0
{-18,18}

g)    x2 =25
{-5,5}

h)    x2 −9 = 0
{-3,3}

i)    169 = x2
{-13,13}

j)    x2 −36 = 0
{-6,6}