Precalculus (10th Edition)

$(-1,\frac{1}{a}) \\(0,1) \\(1,a)$
RECALL: (1) $a^{-1}=\frac{1}{a}$ (2) $a^0=1$ (3) $a^1=a$ Thus, the graph of any exponential function $f(x)=a^x$ will pass through the the following points: $(-1,\frac{1}{a}), (0,1), \text{ and }(1,a)$