Is (8,5), (6,-2), (4,-9), (2,-6), (4,7) a function?

Sunday: 1 1 2 monday: 1 tuesday: 2 1 2 wednesday: 1 3 4 thursday: 2 friday: 1 1 2 saturday: 2 jenna is a swimmer and trains every day. the schedule shown outlines the number of hours she trains each day. what is the total number of hours that jenna trains during the week?

Suppose a pendulum is l meters long. the time, t,in seconds that it tales to swing back and forth once is given by t=2.01

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)