Solve the problem.For the pair of similar triangles, find the value of b.
A. 12
B. 18
C. 14
D. 6
Answer: A
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Find the area of the specified region.Inside the circle r = a sin? and outside the cardioid r = a(1 - sin ?), a > 0
A. 
(6 - ?)
B. 
(3
- ?)
C. 
(2? - 3
)
D. 
(4? - 3
)
Use the given graph to find the x-intercepts and zeros of the function.
A. (-5, 0), (2, 0); -5, 2 B. (-2, 0), (5, 0); -2, 5 C. (5, 0), (2, 0); 5, 2 D. (-5, 0), (-2, 0); -5, -2
Solve the problem.In the formula N = Iekt, N is the number of items in terms of an initial population I at a given time t and k is a growth constant equal to the percent of growth per unit time. How long will it take for the population of a certain country to double if its annual growth rate is 2.1%? Round to the nearest year.
A. 14 yr B. 33 yr C. 95 yr D. 1 yr
Write the equation of the line with x-intercept (3, 0) and y-intercept (0, 1). Write your answer in the slope-intercept form y = mx + b.
What will be an ideal response?