## Algebra 1

Exponential $y=1.6*2.5^x$
$156.25/62.5 = 2.5$ $62.5/25 = 2.5$ $25/10 = 2.5$ $10/4 = 2.5$ $4/1.6 = 2.5$ common ratio = 2.5 first term = 1.6 $y=1.6*2.5^x$