One of sin x, cos x, and tan x is given. Find the other two if x lies in the specified interval.tan x = 
,
x in 
A. sin x = - 
, cos x = - 
B. sin x = 
, cos x = 
C. sin x = 
, cos x = 
D. sin x = - 
, cos x = - 
Answer: D
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Solve the problem.Suppose that certain bacteria can double their size and divide every 30 minutes. Write a recursive sequence that describes this growth where each value of n represents a 30-minute interval. Let a1 = 424 represent the initial number of bacteria present.
A. a1 = 424; an = 2 an-1 for n > 1.
B. an = 2 a1 for all values of n.
C. a1 = 424; an = 
an-1 for n > 1.
D. a1 = 424; an = 2 an+1 for n > 1.
Evaluate the function at the indicated value.Find f(x - 1) when f(x) = 4x2 + 3x + 1.
A. 4x2 + 7x + 8 B. 4x2 - 5x + 8 C. 4x2 - 5x + 2 D. -5x2 + 4x + 2
Evaluate.43 - (-6)2
A. 28 B. -24 C. 24 D. 100
Solve the problem.Julio figures that he can save $5000 per year. If, at the end of each year, he invests the money in a certificate of deposit (CD) which pays 7% interest annually, how much money will he have saved in six years?
Fill in the blank(s) with the appropriate word(s).