($18^{2}$-1)/19
You asked:
Evaluate the expression: \(\frac{{18}^{2} - 1}{19}\)
MathBot Answer:
\[\frac{{18}^{2} - 1}{19} = 17\]
\[\begin{aligned}\frac{{18}^{2} - 1}{19}& = \left(18^{2} - 1\right) \cdot \frac{1}{19}\\& = \left(324 - 1\right) \cdot \frac{1}{19}\\& = \frac{323}{19}\\& = 17\end{aligned}\]