SOLUTION: I am studying for a college entrance exam and am stumped by this question. I tried to solve it in many different ways, and have worked on it over and over again but I still cannot

Question 254497: I am studying for a college entrance exam and am stumped by this question. I tried to solve it in many different ways, and have worked on it over and over again but I still cannot find an answer that I am confident is correct. Any help would be greatly appreciated!
9x^2/144 - 4/25
I tried to make the fractions have the same denominator, then subtract, then reduce but that was incorrect.
Thanks!
-Britt
Found 2 solutions by drk, richwmiller:
Answer by drk(1908) (Show Source): You can put this solution on YOUR website!
The original question was

This is a difference of two squares and can be factored as

This can be further simplified to

Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
You didn't say what you want to with this mess.
Is there an equal sign somewhere?
Is it
(9x^2)/(144 - 4/25) yields (225 x^2)/3596
or
(9x^2/144)-(4/25) yields x^2/16-4/25 or 1/400(5x-8)(5x+8)

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