Use what you know about domain to select all of
the following functions that could be the one
graphed.
f(x) - 3
f(x) - V1
Ax) = VX+1
(x) = 3x-3

$250 deductible means jane must pay the first $250 of her bill. so the insurance company paid = (80% of bill) - deductible = (0.8 x $2550) - $250 = $2040 - $250 = $1790 and jane's cost is = (bill) - (insurance payment) = $2550 - $1790 = $760