Question

is be sin inverse x plus cos inverse x equals to​

Answer 1

Let A=sin

−1

x......(1) and B=cos

−1

x.....(2).

From (1) and (2) we get,

x=sinA=cosB

or, sinA=sin(90

o

−B)

or, A=

2

π

−B

or, A+B=

2

π

or, sin

−1

x+cos

−1

x=

2

π

.