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OpenStudy (anonymous):
sin(2+3i) ?
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OpenStudy (anonymous):
\[= \sin (2) \cosh(3i) - i \cos(2)\sinh(3i)\] ?
OpenStudy (anonymous):
or just cosh (3)
hartnn (hartnn):
\(= \sin (2) \cosh(3i) + i \cos(2)\sinh(3i)\)
hartnn (hartnn):
wait lol
hartnn (hartnn):
\(= \sin (2) \cosh(3) + i \cos(2)\sinh(3)\) there you go :P
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OpenStudy (anonymous):
thank you!!
hartnn (hartnn):
welcome ^_^
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