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OpenStudy (anonymous):
Write the expression as the sine, cosine, or tangent. (tan 152º - tan 47º)/ (1+ tan 152º tan 47º)
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OpenStudy (anonymous):
it is either the addition or subtraction angle formula for tangent look it up
OpenStudy (anonymous):
subtraction i.e. it is \[\tan(152-47)\]
OpenStudy (anonymous):
thank you!
OpenStudy (anonymous):
yw
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