prove that 1-cos/sin =sin/ 1+cos
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1
Answer:
Step-by-step explanation:
Left Side:
=
1
−
cos
x
sin
x
×
1
+
cos
x
1
+
cos
x
=
1
−
cos
2
x
sin
x
(
1
+
cos
x
)
=
sin
2
x
sin
x
(
1
+
cos
x
)
=
sin
x
1
+
cos
x
=
Right Side
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