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Solved Examples
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Review Test on Analyzing Data
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Attempt following question by selecting a choice to answer.
e
Which one of these represents
sin 2
θ
in terms of
tan
θ
?
eeee eeee
A.
e
2
tan
θ
1
-
tan
2
θ
B.
e
2tan θ
C.
e
2
tan
θ
1
+
tan
2
θ
D.
e
2
tan
θ
ee
C
View Solution Steps
Step 1: sin 2
θ
= 2sin
θ
cos
θ
[Use double-angle formula.]
Step 2: = 2
sin
θ
cos
θ
· cos
2
θ
Step 3: = 2tan θ ·
1
sec
2
θ
Step 4: =
2
tan
θ
1
+
tan
2
θ
[Substitute the values.]