Question

If A+B=90and secA=2/3then find the value of cosecB​

Answer 1

A+B=90°

=>A=90°-B

Sec(A)=Sec(90-B)=cosec(B)

But Sec(A)=2/3 [Given]

So, Cosec(B)=2/3

Hope it helps....

Regards,

Leukonov/Olegion.