Question

Which expression is undefined? A)sin-1(1) B)sin-1 (-2) C)cos-1(0) D)cos -1(-1)

Answer 1

Answer:

B

Step-by-step explanation:

Here, we want to find which of the expressions is undefined

kindly note that

sin^-1 is arcsin

cos^-1 is arccos

A. arcsin (1) = 90 degrees

B. arcsin (-2) = undefined

c. arccos 0 = 90 degrees

d. arccos (-1) = 180