- #1
MacLaddy
Gold Member
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- 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.