Write the expression for the general (or nth) term, an, of the arithmetic sequence.a1 = 1, d = 4
A. an = 4n + 3
B. an = n + 4
C. an = 3n - 4
D. an = 4n - 3
Answer: D
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Solve the problem.If 
is a convergent series of nonnegative terms, what can be said about 
, where k is a positive integer?
A. May converge or diverge B. Always converges C. Always diverges
Find the x- and y-intercepts of the graph of the equation.2x + y = 8
A. x-intercept: (0, 6); y-intercept: (0, -4) B. x-intercept: (6, 0); y-intercept: (-4, 0) C. x-intercept: (8, -4); y-intercept: (6, 8) D. x-intercept: (4, 0); y-intercept: (0, 8)
Find an equation for the tangent to the curve at the given point.y = x2 + 4, (4, 20)
A. y = 8x - 24 B. y = 4x - 12 C. y = 8x - 12 D. y = 8x - 28
Solve the problem.A baker can decorate the day's cookie supply four times as fast as his new assistant. If they decorate all the cookies working together in 24 minutes, how long would it take for each of them to decorate the cookies working individually?
A. baker: 7
min
assistant: 29 min
B. baker: 120 min
assistant: 30 min
C. baker: 30 min
assistant: 120 min
D. baker: 120 min
assistant: 480 min