The function f(x) = { x + is used to complete this Which statements are true of the given function? Check
all that apply.
table.
.
f(x)
04-) = -2
-1
1
DO) = 3
3
0
NI
f(1) = -1
f(2)= 1
1
2
7
O f(4) = Ž
2
5
2

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )