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


Practice

Solve for x.
a)    x2 −25 = 0
{-5,5}

b)    x2 −289 = 0
{-17,17}

c)    0 = x2 −9
{-3,3}

d)    x2 −49 = 0
{-7,7}

e)    0 = x2 −324
{-18,18}

f)    x2 =361
{-19,19}

g)    x2 −100 = 0
{-10,10}

h)    x2 =64
{-8,8}

i)    9 = x2
{-3,3}

j)    0 = x2 −16
{-4,4}