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Mathematics
Problem
If
sin
θ
=
3
5
\sin\theta=\dfrac{3}{5}
sin
θ
=
5
3
and
θ
\theta
θ
is an acute angle, find
sin
3
θ
\sin 3\theta
sin
3
θ
. a)
−
117
125
-\dfrac{117}{125}
−
125
117
b)
9
25
\dfrac{9}{25}
25
9
c)
117
125
\dfrac{117}{125}
125
117
d)
24
25
\dfrac{24}{25}
25
24
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