Meh again pls with 7 5/10- 2. 1/2

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3

Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?

The functions f(x) and g(x) are shown in the graph f(x)=x^2 what is g(x) ?