If cosecA =17/8 then find the value of cos A and cot A.
Answers
Answered by
5
Step-by-step explanation:
Given, cosecA=
8
17
⇒sinA=
cscA
1
=
17
8
We know sin
2
A+cos
2
A=1
⇒cos
2
A=1−sin
2
A
⇒cos
2
A=1−
289
64
⇒cos
2
A=
289
225
⇒cosA=
289
225 = 1715
We also know tanA=
cosA
sinA
⇒tanA=
15
8
Similar questions