Solve and check the equation.(x + 3)3/2 = 216
A. {3}
B. {33}
C.
D. {39}
Answer: B
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Solve the problem.Suppose a ball is thrown upward to a height of h0 meters. Each time the ball bounces, it rebounds to a fraction r of its previous height. Let hn be the height after the nth bounce. Consider the given values of h0 and r. (a) Find the first four terms of the sequence of heights {hn}. (b) Find an explicit formula for the nth term of the sequence {hn}. h0 = 6, r = 0.5
A. (a) 6, 3, ,
(b) hn = (6)n
B. (a) 6, 3, ,
(b) hn = 6n
C. (a) 6, 12, 24, 48
(b) hn = 6(2)n
D. (a) 6, 3, ,
(b) hn = n
Solve the formula for the specified letter.S = for m
A. m =
B. m =
C. m =
D. m =
The rectangular coordinates of a point are given. Express the point in polar coordinates with and
(-2, 0)
A. (2, 90°) B. (2, 270°) C. (-2, 180°) D. (2, 180°)
Solve the problem.John does 12 pushups on the first day of a 30-day month, and then increases the number of pushups by 2 pushups a day. How many pushups has he done by the end of the month?
A. 1290 B. 1260 C. 1230 D. 1218