2 tan 0.
Prove that
cos e
cos Ꮎ
+
cosec 0 +1 cosec 0-1
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Answer:
2 tan 0.
Prove that
cos e
cos Ꮎ
+
cosec 0 +1 cosec 0-1The trigonometric ratios of angle X are:
sin X =
YZ
ZX
, cosec X =
ZX
YZ
cos X =
XY
ZX
, sec X =
ZX
XY
tan X =
YZ
XY
, cot X =
XY
YZ
The trigonometric ratios of angle Z are:
sin Z =
XY
ZX
, cosec Z =
ZX
XY
cos Z=
YZ
ZX
, sec Z =
ZX
YZ
tan Z=
XY
YZ
, cot Z =
YZ
XY
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