Answer:
The f number is used to control the size of the circular opening that allows light to reach your camera's sensor. The f number affects picture sharpness and plays a part in the exposure of the picture. f/8 refers to an f number of 8
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Answer:
Mean Absolute Deviation (MAD): 5.6666666666667
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I think that the answer is B.
Answer: When increasing your multiplying x>1 because 45 times 1 is 45 to get 75 you multiply by approximately 1.65
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