List the intercepts for the graph of the equation.9x2 + y2 = 9
A. (-3, 0), (0, -1), (0, 1), (3, 0)
B. (-1, 0), (0, -3), (0, 3), (1, 0)
C. (-1, 0), (0, -9), (0, 9), (1, 0)
D. (-9, 0), (0, -1), (0, 1), (9, 0)
Answer: B
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Find the series' radius of convergence.
A. 0 B. ?, for all x C. 1 D. 2
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 src="https://sciemce.com/media/4/ppg__text0425190836__f1q44g3.jpg" alt="" style="vertical-align: -4.0px;" /> Find the central line, UCL, and LCL for the mean.
A. 16.0, 16.019, 15.981
B. 16.0, 16.049, 15.951
C. 16.0, 16.045, 15.955
D. 16.0, 16.017, 15.983
chart:central line = ?, UCL = ? + A?, LCL = ? - A?(The value A is found in the table of control chart factors). In a bottling factory, after bottling, the volume of juice in seven sample bottles is checked every 30 minutes. For this process, 
and
Provide the proper response.Explain why 
? A when A is negative.
What will be an ideal response?
Simplify.
A. 1
B. 5!
C. 5
D. 