Decide whether or not the events are mutually exclusive.Events A and B defined as followsA card is drawn at random from a deck of cards. Event A is that the card obtained is a face card and B is the event that the card obtained is a spade.
A. Yes
B. No
Answer: B
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It is the rotation of a space station that provides Earth-level gravity. The number N of rotations per minute needed to provide Earth-level gravity depends on the radius r, in meters, of the spinning space station. The relationship is
?
.
A. Make a graph of the number of rotations per minute versus the radius. Include radii from 10 to 100 meters.B. What happens to the required number of rotations as the radius increases?C. What number of rotations per minute is required if the radius is 26.00 meters? Report your answer correct to 2 decimal places.
What will be an ideal response?
Provide an appropriate response.If y = eln(x3 + 2x + 1), then find y'.
What will be an ideal response?
Even with most of the problem missing, it is possible to tell whether a suggested answer is reasonable. Determine whether the answer given is reasonable. If it is unreasonable, move the decimal point or insert a decimal point to make the answer reasonable.How much does Anne's father weigh?18.1 pounds
A. Reasonable B. Unreasonable, should be 1810 pounds C. Unreasonable, should be 181 pounds D. Unreasonable, should be 1.81 pounds
Divide.
A. 4 + 
i
B. 
- 4i
C. -4 - 
i
D. - 
+ 4i