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


Practice

Solve for x.
a)    x2 =81
{-9,9}

b)    x2 =289
{-17,17}

c)    x2 =16
{-4,4}

d)    0 = x2 −289
{-17,17}

e)    0 = x2 −100
{-10,10}

f)    x2 −324 = 0
{-18,18}

g)    64 = x2
{-8,8}

h)    0 = x2 −25
{-5,5}

i)    0 = x2 −256
{-16,16}

j)    x2 −361 = 0
{-19,19}