SOLUTION: I need help solving this quadratic equation: {{{25x^2-16=0}}}

SOLUTION: I need help solving this quadratic equation: {{{25x^2-16=0}}}

Algebra.Com

Question 223959: I need help solving this quadratic equation:
Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!

Can be rewritten as:

Now, it is a "difference of squares" -- which is a special factor case:

To solve, set each to zero -- which yields:
x = {-4/5 , 4/5}
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