Solve the problem.When you were born, your uncle put $1000 into an investment account for you. The return on this money was rather consistent over the years, resulting in the pattern of growth depicted in the following graph.
In what year did your investment reach double the original amount?
A. At age 6.
B. At age 9.
C. never
D. At age 7.
Answer: D
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Factor out the common binomial factor as the GCF.(9w + 7)(w + 3) + (w + 1)(w + 3)
A. 2(2w + 6)(5w + 4) B. (w + 3)(10w + 1) C. 2(w + 3)(5w + 4) D. (w + 3)(10w + 8)
Solve the problem.A person is watching a car from the top of a building. The car is traveling on a straight road away from the building. When first noticed, the angle of depression to the car is 45° 56'. When the car stops, the angle of depression is 22° 34'. The building is 270 feet tall. How far did the car travel from when it was first noticed until it stopped? Round to the nearest foot.
A. 415 ft B. 367 ft C. 588 ft D. 388 ft
Multiply and reduce to lowest terms.
? 
A. 
y
B. 
C. 
D. 
y
Use the given conditions to find an equation in slope-intercept form of each of the nonvertical lines. Write vertical lines in the form x = h.Perpendicular to -4x + 3y = -53; passing through (8, -7)
A. y = - 
x - 1
B. y = - 
x
C. y = 
x + 1
D. y = - 
x - 4