There were three quizzes for the week. The first quiz was worth twice as much as the second quiz. The third quiz was 10 points l
1 answer:
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Answer:
4cos4x
Step-by-step explanation:
let's use cos
amplitude=4
period=pi/2
2pi/x=pi/2
x=4
no phase shift
y=4cos4x
pic from desmos
