$\displaystyle 2-\frac{q+2}{2^q}+\frac{q+1}{2^{q+1}}$ How to simplify this? I have to write it like this: $\displaystyle 2 -\frac{q+3}{2^{q+1}}$
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Originally Posted by MaryB $\displaystyle 2-\frac{q+2}{2^q}+\frac{q+1}{2^{q+1}}$ How to simplify this? I have to write it like this: $\displaystyle 2 -\frac{q+3}{2^{q+1}}$ 1. See my post in the other thread. 2. Please do not double post.
I'm sorry I won't do it again. Many thanks for your help.
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