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


Practice

Solve for x.
a)    x2 =361
{-19,19}

b)    0 = x2 −361
{-19,19}

c)    0 = x2 −121
{-11,11}

d)    x2 −25 = 0
{-5,5}

e)    196 = x2
{-14,14}

f)    x2 =196
{-14,14}

g)    x2 −121 = 0
{-11,11}

h)    81 = x2
{-9,9}

i)    324 = x2
{-18,18}

j)    25 = x2
{-5,5}