Can u help me solve this

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?

Use the function f(x) is graphed below. the graph of the function to find, f(6). -2 -1 1 2

Sketch one cycle if the cosine function y=2cos2theta