Writing and interpreting functions

Find f(6) or a₆ for this situation.

• 60
• 160
• 280
• 150

y = 3x + 10 when x = -5

In which year did exactly 60 students have scholarships?

• 2010
• 2011
• 2012
• 2013

• 8

• 15

• 22

• -2

Who teaches at TVT?

• Mrs. Bubbles

• Mrs. Musquez

• Dr. Sneider

• Mr. Hamilton

Given the function, f, shown on the graph, what is the value of f(3)?

• 0

• 2

• 6

• 1

What does H(5) =18 mean in the context of the problem?

• The height of the plant after 5 weeks is 18 inches

• The height of the plant after 18 weeks is 5 inches

• The height of the plant is 5 inches after 18 weeks

• The height of the plant is dependent on the week it was planted

The function P(x) = 140x - 200 represents the profit from a company that sales x boxes of their product. How much profit does the company make if they sale 17 boxes of their product?

• 2380

• 2180

• 3400

• -200

y = -3x - 7

If x = 4, what is y?

Julio plans a diet to gain 0.2 kg a day. After 14 days he weighs 40 kg. The number days he diets and his weight are related. How much will he weigh after 30 days?

• 50 kg

• 43 kg

• 46 kg