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Byju's Answer
Standard X
Mathematics
Standard Values of Trigonometric Ratios
Evaluate : Ro...
Question
Evaluate : Root Cosec square theta + Sec square theta
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Solution
cosec
2
θ
+
sec
2
θ
=
1
+
cot
2
θ
+
1
+
tan
2
θ
=
tan
2
θ
+
cot
2
θ
+
2
=
tan
θ
2
+
cot
θ
2
+
2
×
tan
θ
×
cot
θ
as
,
tan
θ
.
cot
θ
=
1
=
tan
θ
+
cot
θ
2
=
tan
θ
+
cot
θ
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Similar questions
Q.
Evaluate sec theta cosec 90 degree minus theta minus 10 theta cot 90 degree minus theta + sin square 35 degree + sin square 55 degree / tan10 degree tan20 degree tan45 degree tan70 degree tan80 degree
Q.
Evaluate:
(
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)
(
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=
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a
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[4 MARKS]
Q.
sec square theta - cos square theta =sin square ( sec square+1)
Q.
Evaluate
tan
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+
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2
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c
o
s
e
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θ
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