Trigonometric Value Calculation (Jee Mains) | ExamDuo
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Basic Ratios, Identities & Formulas
Medium
Trigonometric Value Calculation
If
s
i
n
x
=
−
3
5
, where
π
<
x
<
3
π
2
, then
80
(
tan
2
x
−
cos
x
)
is equal to :
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SELECT ONE OPTION
A
109
B
108
C
18
D
19
Check