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Byju's Answer
Standard X
Mathematics
Range of Trigonometric Ratios from 0 to 90 Degrees
131.Prove tha...
Question
131.Prove that :- cos A / (1 - tan A) + sin A / (1- cot A) = sin A + cos A
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Similar questions
Q.
Prove that
cos
A
cot
A
−
sin
A
tan
A
c
o
s
e
c
A
−
sec
A
=
1
+
sin
A
cos
A
Q.
Prove that:
(
1
+
tan
A
+
cot
A
)
(
sin
A
−
cos
A
)
=
sin
A
tan
A
−
cot
A
cos
A
Q.
Prove that :
(
1
+
cot
A
+
tan
A
)
(
sin
A
−
cos
A
)
=
sin
A
tan
A
−
cot
A
cos
A
.
Q.
Prove that:
c
o
s
A
1
−
t
a
n
A
+
s
i
n
A
1
−
c
o
t
A
=
s
i
n
A
+
c
o
s
A
Q.
Prove that:
cos
A
1
−
tan
A
+
sin
A
1
−
cot
A
=
cos
A
+
sin
A
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