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Mathematics
Mathematics
Problem
The value of
tan
x
\tan x
tan
x
is NOT defined when a)
sin
x
=
0
\sin x = 0
sin
x
=
0
b)
sin
x
=
cos
x
\sin x = \cos x
sin
x
=
cos
x
c)
cos
x
=
0
\cos x = 0
cos
x
=
0
d)
sin
x
=
1
\sin x = 1
sin
x
=
1
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