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SAT
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Math
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Trigonometry & Complex Numbers
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Q)
If
sin
2
θ
+
cos
2
θ
=
1
, then what is
sec
θ
in terms of
sin
θ
?
(
a
)
1
√
1
−
sin
2
θ
(
b
)
1
√
sin
2
θ
−
1
(
c
)
−
1
√
1
−
sin
2
θ
(
d
)
−
1
√
sin
2
θ
−
1
Share
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