The sequence is defined recursively. Write the first four terms.a1 = w; an = an-1 + R
A. w, w - R, w - 2R, w - 3R
B. w, R, 2R, 3R
C. w, w + R, w + 2R, w + 3R
D. R, R + w, R + 2w, R + 3w
Answer: C
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Rationalize the denominator. Assume that all variables represent nonnegative numbers and that the denominator is not zero.
A. 
B. 
C. 
D. 
Find the sum of the infinite geometric series, if it exists.48 + 12 + 3 + 
+ . . .
A. - 16 B. 64 C. 63 D. Does not exist
Solve the problem.A pick-up truck is fitted with new tires which have a diameter of 45 inches. How fast will the pick-up truck be moving when the wheels are rotating at 275 revolutions per minute? Express the answer in miles per hour rounded to the nearest whole number.
A. 6 miles per hour B. 37 miles per hour C. 44 miles per hour D. 18 miles per hour
Write an equation that expresses the relationship. Use k as the constant of variation.r varies inversely as t.
A. kr = t
B. r = kt
C. r = 
D. r = 