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HOMEWORK HELP! model this sine function into a cosine function. sine function: 67.5sin12(x-7.5)+67.5
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HOMEWORK HELP!
model this sine function into a cosine function.
sine function: 67.5sin12(x-7.5)+67.5
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Mathematics
3 years
2021-08-31T03:39:38+00:00
2021-08-31T03:39:38+00:00 1 Answers
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Answer:
67.5sin12(x – 7.5) + 67.5
= 67.5[sin 12(x – 7.5) + 1]
= 67.5[sin(12x – 90) + 1]
= 67.5[ sin(12x)cos90 – cos(12x)sin90 + 1]
= 67.5[ -cos12x + 1]
= 67.5 – 67.5cos12x
Step-by-step explanation: