Find the value of:
1) Cot2 C- Cosec?
2) Sin 2B +Cos2B
с
M
5
3
Answers
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0
Answer:
We know that,
cotA=
perpendicular
base
=
p
b
1+cot
2
A=1+
p
2
b
2
=
p
2
b
2
+p
2
=
p
2
h
2
=cosec
2
A
Step-by-step explanation:
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