Use a graphing utility to graph the polar equation.r = 2 - 4 sin ?8
-8
A.
| 8 |
| -8 |
B.
| 8 |
| -8 |
C.
| 8 |
| -8 |
D.
| 8 |
| -8 |
Answer: C
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Solve the problem. Round to the nearest hundredth, if necessary.The average weekly income of teachers in one school district is $760 with a standard deviation of 
Find the percentage of teachers earning more than $820 a week.
A. 78.81% B. 81.33% C. 80% D. 21.19%
Provide an appropriate response.Find the circumference of the circle whose radius is 2.46 cm. Round answer to nearest hundredth.
A. 7.73 cm B. 15.46 cm C. 19.01 cm D. 4.92 cm
Use the fundamental counting principle to count the number of outcomes. At a lumber company that sold shelves, a customer could choose from 4 types of wood, 3 different widths and 5 different lengths. How many different types of shelves could be ordered?
A. 12 B. 60 C. 48 D. 35
Use the intermediate value theorem to approximate the one real zero on the given interval. Round your answer to two decimal places.f(x) = x4 - x3 - 7x2 + 5x + 10; [-3, -2]
A. 2.45 B. -2.45 C. -2.24 D. 2.24