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
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
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