proving trig. inverses
- Thread starter lawton
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Do you mean the following?
. . . . .Prove that, for all x, the following holds:
. . . . .sin<sup>-1</sup>(x) + cos(-x) = (pi)/2
I don't think this is true. Have you tried any values of "x" in this? For instance, what is the value of the left-hand side if x = 0?
Eliz.
. . . . .Prove that, for all x, the following holds:
. . . . .sin<sup>-1</sup>(x) + cos(-x) = (pi)/2
I don't think this is true. Have you tried any values of "x" in this? For instance, what is the value of the left-hand side if x = 0?
Eliz.