Q) cotA tanA (1)

a)tanA
b)secA
c)1
d)cotA​

2 thoughts on “Q) cotA tanA (1)<br /><br />a)tanA<br />b)secA<br />c)1<br />d)cotA​”

1. Step-by-step explanation:

   cot A – tan A

   cosA- sin A

   sin A

   cos square A- sin square A

   sinA cosA

   cos square A-(1-cos square A)

   sinA cosA

   2 cos square A-1

   sinA cosA

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2. cot A tanA =

   [tex] tan \: a \: = \frac{ \sin }{ \cos} [/tex]

   [tex] cot \: a = \frac{ \cos }{ \sin } [/tex]

   ans=

   [tex] \frac{ \sin }{ \cos } \times \frac{ \cos }{ \sin } [/tex]

   answer = 1

   option c is the answer

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