Use the formula for the general term (the nth term) of a geometric sequence to find the indicated term of the sequence with the given first term, a1, and common ratio, r.Find a11 when a1 = -5, r = -3.
A. -295,245
B. -35
C. -295,241
D. 885,735
Answer: A
Mathematics
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Evaluate the expression.-(54)
A. 625 B. -625
Mathematics
Find the standard deviation for each data set. Round to one more place than the data.2, 6, 15, 9, 11, 22, 1, 4, 8, 19
A. 7.1 B. 6.3 C. 2.1 D. 6.8
Mathematics
Solve the problem.Find the difference of 722 and 97.
A. 625 B. 621 C. 819 D. 525
Mathematics
Approximate the surface area of the figure using 3.14 for ?. If necessary, round your answer to the nearest tenth.
A. 846.2 yd2 B. 1502.5 yd2 C. 2072.4 yd2 D. 423.1 yd2
Mathematics