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


Practice

Solve for x.
a)    64 = x2
{-8,8}

b)    x2 −289 = 0
{-17,17}

c)    0 = x2 −400
{-20,20}

d)    x2 −256 = 0
{-16,16}

e)    x2 =9
{-3,3}

f)    256 = x2
{-16,16}

g)    x2 −64 = 0
{-8,8}

h)    x2 −49 = 0
{-7,7}

i)    0 = x2 −289
{-17,17}

j)    x2 =4
{-2,2}