SOLUTION: Use the addition and subtraction formulas to simplify cos(x-3pi/2).
I came up with cosx for my answer. Is this correct?
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Question 69292: Use the addition and subtraction formulas to simplify cos(x-3pi/2).
I came up with cosx for my answer. Is this correct?
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Using formula:
let A=x and
Since the first term is zero
Since the answer comes to sin(x)
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