abcd Quadratic Equations - Difference of Two Squares(L2)
Quadratic Equations - Difference of Two Squares(L2)


Practice

Solve for x.
a)    169 = 36x2
{-13/6,13/6}

b)    64x2 =25
{-5/8,5/8}

c)    25x2 −144 = 0
{-12/5,12/5}

d)    81x2 −25 = 0
{-5/9,5/9}

e)    0 = 9x2 −100
{-10/3,10/3}

f)    64x2 =9
{-3/8,3/8}

g)    0 = 16x2 −9
{-3/4,3/4}

h)    100 = 81x2
{-10/9,10/9}

i)    0 = 9x2 −16
{-4/3,4/3}

j)    0 = 9x2 −16
{-4/3,4/3}