Write the first five terms of the arithmetic sequence with the given first term, a1, and common difference, d.a1 = 13; d = -5
A. 13, 8, 3, -2, -7
B. 13, 8, 2, -2, -7
C. 8, 3, -2, -7, -12
D. 18, 13, 8, 3, -2
Answer: A
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Use inequality notation and interval notation to describe the set. ? The annual rate of inflation r is expected to be at least 4% but no more than 9%. ?
A. Inequality : 4% ? r ? 9%Interval : [4, 9] B. Inequality : 4% < r ? 9%Interval : [4, 9] C. Inequality : 4% < r < 9%Interval : [4, 9] D. Inequality : 4% ? r < 9%Interval : [4, 9] E. Inequality : 4% > r > 9%Interval : [4, 9]
Give an appropriate answer.Let
f(x) = 49. Find
.
A. 7 B. -6 C. 2.6458 D. 49
Using the appropriate right triangle, find the exact value of the trigonometric expression.sin 60°
A. 
B. 
C. 
D. 
Determine if the infinite geometric series converges or diverges. If the series converges, find its sum.
A. converges, 
B. converges, ?
C. converges, 8
D. diverges