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Earn 10 points Show all of your work Help!!!?

Solve:sin(5pi)cos(2pi)-cos(5pi)sin(2pi)=sqrt2/2
hint:sum/difference formulas

2007-04-22 15:48:25 · 2 answers · asked by harry p 1 in Science & Mathematics ➔ Mathematics

All of those pi are actually thetas

2007-04-22 15:49:46 · update #1

2 answers

You need to come back and reformat your question. Put some spaces in between the parts of the equation, because Y! Answers is reading it as one long word and truncating it. I can't see the end of the equation.

2007-04-22 15:55:06 · answer #1 · answered by Amy F 5 · 0⤊ 0⤋

humm what does ..... mean ?

2007-04-22 22:59:47 · answer #2 · answered by dragongml 3 · 0⤊ 0⤋