Thread: Why the equation sin^-1(x)= cos^-1(2) cannot have a solution?

Why the equation cannot have a solution?



(sin expontial -1) x = (cos exponential -1)2

Originally Posted by darkmoon123

Why the equation cannot have a solution?



(sin expontial -1) x = (cos exponential -1)2

does not have a real value.

Originally Posted by darkmoon123

Why the equation cannot have a solution?

The cosine outputs values only between -1 and +1. The inverse-cosine function can take inputs only between -1 and +1.

As such, the right-hand side of your equation is without mathematical meaning, which makes the entire equation nonsensical, and thus unsolveable.