Use set statements to write a description of the shaded area. Use union, intersection and complement as necessary.
A. A - B
B. B - A'
C. A ? B'
D. B ? A'
Answer: D
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Find the series' radius of convergence.
A. 2 B. 0 C. ?, for all x D. 1
Give the focus, directrix, and axis for the parabola.y2 = -8x
A. (-2, 0), y = 2, y-axis B. (-2, 0), x = 2, x-axis C. (0, -2), y = 2, y-axis D. (2, 0), x = -2, x-axis
Solve the problem.A ball is thrown downward from a window in a tall building. Its position at time t in seconds is 
where s is in feet. How long will it take the ball to fall 149 feet?
A. 2.0 sec B. 4.8 sec C. 2.2 sec D. 3.1 sec
Solve.Karen has a balance of 
on a department store credit card that charges 
interest per month on any unpaid balance. She can afford to pay 
toward the balance each month. Her balance each month, after making a 
payment, is given by the recursively defined sequence B0 = $1000 Bn = 1.015Bn-1 - 150Determine Karen's balance
after making the first payment. That is, determine B1. Fill in the blank(s) with the appropriate word(s).