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can anyone help me with understanding how to solve trig questions that go something like sinx-sinxtan3x=0
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factor sinx out. tell me what you have?
1-tan3x
where sinx? you factor, not cancel.
woops
lol nevermind I got that one! posted wrong question the one i need help on was sinxtan3x=0
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so, just sinx =0 or tan 3x =0 , |dw:1369181247763:dw|
|dw:1369181613023:dw|
so, what's wrong? you cannot have cos 3x =0 since it is in denominator, so tan 3x =0 if and only if the numerator =0, what's wrong with that logic? It's standard. SURE !!!
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