Find the sum, if it exists, of the terms of the infinite geometric sequence.
A. 3072
B. 1886
C. 3441
D. Does not exist
Answer: D
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Solve.John owns a hotdog stand. He has found that his daily profit is represented by the equation 
with P being the profit in dollars, and x the number of hotdogs sold per day. (i) Graph the equation P = -x2 + 68x + 83.(ii) How many hotdogs must he sell per day to earn the most profit?(iii) Describe how the height of the graph changes as sales increase.
What will be an ideal response?
Find the appropriate linear cost or revenue function.An electrician charges a fee of $45 plus $30 per hour. Let C(x) be the cost in dollars of using the electrician for x hours. Find the linear cost function.
A. C(x) = 45x + 30 B. C(x) = 30x - 45 C. C(x) = 30x + 45 D. C(x) = 45x - 30
Determine whether the infinite geometric series converges or diverges. If it converges, find its sum.
A. Converges; 12 B. Diverges C. Converges; 16 D. Converges; 4
Write the expression using exponents.x ? x ? x ? x ? x ? x ? x
A. 7(x) B. 7 C. x7 D. 7x