a teacher awarded 50 marks to his least student in a class test. How many marks was awarded to the best student if he was 40% be
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Answer:
Step-by-step explanation:
Since the amplitude of the cosine function is 2, I would put the multiply it by 2. There is no phase shift
The period is 1/2, so it would be 4pi
Plug them in into y=Acos(Bx), y=2cos(4pix)