Find the perimeter of the polygon described. Write any improper fractions as mixed numbers.An equilateral triangle; one side is 9 yd long.
A. P = 26 yd
B. P = 40.5 yd
C. P = 18 yd
D. P = 27 yd
Answer: D
Mathematics
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Determine convergence or divergence of the series.
A. Diverges B. Converges
Mathematics
Write an equivalent expression for the function that could be graphed with a graphing calculator. Then graph the function with a graphing calculator.f(x) = log5 (5x + 1)
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Mathematics
Solve the problem.The First National Bank pays 3% simple interest per year on certificate accounts. What is the annual income on a certificate account of 
? Round to the nearest dollar.
A. $31,920 B. $355 C. $3192 D. $3547
Mathematics
Use the formula for the sum of the first n terms of an arithmetic sequence to find the indicated sum.
A. -2550 B. -2548 C. -2601 D. -2499
Mathematics