- #1

MacLaddy

Gold Member

- 291

- 11

## Homework Statement

Find the exact value of this expression in degrees without using a calculator or table.

sin

^{-1}(1/sqrt2)

## Homework Equations

Typical inverse function

## The Attempt at a Solution

I can figure this out easily on my calculator, as it comes to 45 degrees, but how could I figure this out without one? It isn't on the unit circle.