bethzua62
bethzua62
12-01-2018
Mathematics
contestada
simplify sinø + cosø × cotø
Respuesta :
altavistard
altavistard
13-01-2018
That would be
cos x
sin x + cos x * --------
sin x
sin x
Mult sin x by ----------
sin x
to obtain
(sin x)^2
------------
sin x
and then add
(cos x)^2
-------------
sin x
with the outcome being
(sin x)^2 + (cos x)^2 1
--------------------------- = --------- = cos x (answer)
sin x sin x
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