Question

Which expression is undefined?

A)sin-1(1)
B)sin-1 (-2)
C)cos-1(0)
D)cos -1(-1)

Answer 1

B.) sin-1 (-2)

Explanation:

Got it right on Edge

Answer 2

B

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