Miguel and Molly are Joshua earns a salary plus a commission cyclists. The graph for every painting he sells. The shows the distance equation c = 40p + 75, where c is Miguel biked one day. the commission in dollars and p is Molly biked at a rate of the number of paintings, 0.15 mile per minute. represents how much he earns. The table shows the cost for Which of the following Martin’s commissions are shown traveling on a toll road in are true? in the table. Compare the Henderson. The graph shows the cost of traveling on a toll functions by comparing their the Molly’s speed was road in Clarkson. Compare the and rates of change. same as Miguel’s rates of change and the initial values. C. Miguel traveled 0.2 miles per minute D. Miguel traveled 5 miles per minute Compare Functions What is f(–4) What is if = + 4 f(2) f(x) x What is if = 4x + 2 f(–5) f(x) if = 3 f(x) –5x – Function Notation
Compare Functions Joshua earns a salary plus a commission for every painting he sells. The equation c = 40p + 75, where c is the commission in dollars and p is the number of paintings, represents how much he earns. Martin’s commissions are shown in the table. Compare the functions by comparing their and rates of change. The table shows the cost for traveling on a toll road in Henderson. The graph shows the cost of traveling on a toll road in Clarkson. Compare the rates of change and the initial values. Miguel and Molly are cyclists. The graph shows the distance Miguel biked one day. Molly biked at a rate of 0.15 mile per minute. Which of the following are true? Molly’s speed was the same as Miguel’s C. Miguel traveled 0.2 miles per minute D. Miguel traveled 5 miles per minute Function Notation What is f(2) if f(x) = x + 4 What is f(–5) if f(x) = 4x + 2 What is f(–4) if f(x) = –5x – 3