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Byju's Answer
Standard X
Mathematics
Trigonometric Ratios
If 5θ =4 th...
Question
If
5
cot
θ
=
4
then the value of
(
5
sin
θ
−
3
cos
θ
sin
θ
+
2
cos
θ
)
is :
A
5
14
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B
3
4
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C
1
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D
None of these
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Solution
The correct option is
D
1
(
5
sin
θ
−
3
cos
θ
sin
θ
+
2
cos
θ
)
Dividing numerator and denominator by
sin
θ
we get:
=
5
−
3
cot
θ
1
+
2
cot
θ
=
5
−
3
×
4
5
1
+
2
×
4
5
=
1
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0
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