Question

principle value of sin(cos-1^3/5)​

Answer 1

Answer:

4

_

5

Step-by-step explanation:

For evaluating sin(cos−1(35)), let us assume

cosx=35 hence x=cos−1(35) and

sinx=±√1−(35)2=±√1−925=±√1625=±45

Hence sin(cos−1(35))=sinx=±45