Use the properties of summation notation to find the sum.
A. 441
B. 112
C. 1764
D. 462
Answer: B
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Perform the indicated operation without the use of a calculator and express each answer in decimal notation.
A. 0.00142857 B. 700 C. 100 D. 0.07
Solve the problem.A wheel with a 22-inch radius is marked at two points on the rim. The distance between the marks along the wheel is found to be 5 inches. What is the angle (to the nearest tenth of a degree) between the radii to the two marks?
A. 13.0° B. 15.0° C. 9.0° D. 11.0°
How many common tangents do these circles have?
A. 1 B. 2 C. 3 D. 4
Solve the problem.Suppose a car rental company charges $110 for the first day and $60 for each additional or partial day. Let S(x) represent the cost of renting a car for x days. Find the value of S(4.5).
A. $320 B. $270 C. $350 D. $380