Unit 3 Review

Answer explanation

The solution has a solid line shaded above the line.

What is the slope of the line that passes through the points (10, 18) and (–5, –12)?

• 1/2

• 2

• -2

• -1/2

What is the rate of change of the balance with respect to the number of deposits?

• $100 per deposit

• $50 per deposit

• $0.50 per deposit

• $2 per deposit

What is the rate of change of the average height in feet of the trees on the farm with respect to the number of years since the trees were planted?

• 14 ft/yr

• 3 ft/yr

• 7 ft/yr

• 10 ft/yr

What is the rate of change of y with respect to x for this line?

• -5/6
• 5/2

• 2/3

• -6/5

Which graph best represents the solution set?

• 
• 
• 
• 

Select three correct answers.

Select three correct answers.

• The graph of f is steeper than the graph of g.

• The graph of g is steeper than the graph of f.

• To create g, f is translated 7 units to the left.

• To create g, f is translated 7 units to the right.

• The x-intercept of g is 7 units to the left of the x-intercept of f.

Which function is best represented by the graph of g?

• g(x) = f(x) -4

• g(x) = 1/3f(x)

• g(x) = f(x) -2

• g(x) = 3f(x)

Which graph best represents h(x) = -f(x) +3 ?

• 
• 
• 
•