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Mathematics
Mathematics
Problem
Simplify the expression
sin
(
90
∘
−
θ
)
cos
θ
+
cos
(
90
∘
−
θ
)
sin
θ
\dfrac{\sin(90^{\circ}-\theta)}{\cos\theta}+\dfrac{\cos(90^{\circ}-\theta)}{\sin\theta}
cos
θ
sin
(
9
0
∘
−
θ
)
+
sin
θ
cos
(
9
0
∘
−
θ
)
for
0
∘
<
θ
<
90
∘
0^{\circ}<\theta<90^{\circ}
0
∘
<
θ
<
9
0
∘
. a)
0
0
0
b)
2
2
2
c)
tan
θ
+
cot
θ
\tan\theta+\cot\theta
tan
θ
+
cot
θ
d)
tan
θ
\tan\theta
tan
θ
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