show that cotot tanda sece
Coseco
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Answer:
Prove that cotA+tanA=secAcscA.
Answer-
LHS cotA+tanA
=
sinA
cosA
+
cosA
sinA
=
sinAcosA
cos
2
A+sin
2
A
=
sinAcosA
1
{∵sin 2x+cos 2 x=1}
=cosecAsecA
=RHS Hence proved
Answered by
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Answer:
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