Hi, Forum Friends. I am flustered with this expression that I just cannot simplify. Where should I begin? I know I should make the denominator: From there, I'm stuck. Can someone help?
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You should know the important rules: $\displaystyle \frac{a^x}{a^y}=a^{x-y}$ $\displaystyle a^{x}\cdot a^y=a^{x+y}$
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