Solve the triangle. Round to the nearest tenth when necessary or to the nearest minute as appropriate.A = 22°10'B = 26°20'a = 11.2
A. C = 132°30', b = 13.2, c = 22.2
B. C = 131°30', b = 22.2, c = 13.2
C. C = 131°30', b = 13.2, c = 22.2
D. C = 132°30', b = 22.2, c = 13.2
Answer: C
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Provide an appropriate response.For approximately what values of x can sin x be replaced by 
with an error of magnitude no greater than 
?
A. |x| < 0.56968 B. |x| < 0.49492 C. |x| < 0.33098 D. |x| < 0.41289
Find the indicated control limits.For a production process for which there is a great deal of data since its last modification, the population mean ? and the population standard deviation ? are assumed known. For such a process we have the following values for an 
chart: 
(The value A is found in the table of control chart factors).In a chalk-producing factory, after production, the length of six sample pieces of chalk is checked every 15 minutes. For this process, ? = 3.67 in. and ? = 0.12 in. Find the central line, UCL, and LCL for the mean.
A. 3.67, 3.817, 3.523 B. 3.67, 3.806, 3.534 C. 3.67, 3.831, 3.509 D. 3.67, 3.728, 3.612
Perform the indicated operation. Simplify the answer when possible.2
+ 3
- 
A. 6
B. 2
C. 4
D. 5
Use the commutative and associative properties to simplify the expression.-5(8y)
A. 3y B. -40 + y C. 40y D. -40y