Solve the problem.A painter leans a ladder against one wall of a house. The ladder is 15 ft long. The base of the ladder is 12 ft from the house. How high is the wall? Round approximations to the nearest tenth. 
12 ft
A. 13.5 ft
B. 4.5 ft
C. 9 ft
D. 40.5 ft
Answer: C
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Find the indicated number of terms of the Maclaurin polynomial for f(x) and use it to approximate the function value.f(x) = cos x; f(0.175); 3 terms
A. 0.9991081 B. 0.9849220 C. 0.9847266 D. 1.0153516
Identify the sequence as arithmetic, geometric, or neither.an = 3n
A. Neither B. Geometric C. Arithmetic
Find the vertical asymptotes, if any, of the graph of the rational function.h(x) = 
A. x = -1 and x = 3 B. x = 0 and x = 3 C. x = 3 D. no vertical asymptote
Solve the problem.Barges from ports X and Y went to cities A and B. X sent 30 barges and Y sent 8. City A received 21 barges and B received 17. Shipping costs $220 from X to A, $300 from X to B, $400 from Y to A, and $180 from Y to B. $8760 was spent. How many barges went where?
A. 17 from X to A, 17 from X to B, 4 from Y to A, and 4 from Y to B B. 15 from X to A, 15 from X to B, 6 from Y to A, and 2 from Y to B C. 19 from X to A, 11 from X to B, 2 from Y to A, and 6 from Y to B D. 21 from X to A, 9 from X to B, 0 from Y to A, and 8 from Y to B