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s_slrussell:
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can anyone give me a quick lesson on how to do Double angle and half angle formulas of trig functions?? i am so lost :(
 updated one year ago
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s_slrussell:
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simplify the expression:
(cot(x)/sec(x)) + (sin(x)/csc(x))
 updated one year ago
 4 replies
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breja:
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Ruiz invests $5500 at a simple interest rate of 4%. How much interest will he earn after 5 years?
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 updated one year ago
 8 replies
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s_slrussell:
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did i simplify this right???
cos^2(theta)(1+tan^2(theta))
simplified
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 updated one year ago
 28 replies
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s_slrussell:
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write the given trig function in terms of sine and cosine, then simplify.
given function:
tan(theta)/(sec(theta)cos(theta))
 updated one year ago
 7 replies
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