Posted by **geekgirl95** on Wednesday, July 13, 2011 at 6:17pm.

pls. explain why there is no real number è that satisfies ither sinè=2 or cos è=2.

- math -
**MathMate**, Wednesday, July 13, 2011 at 6:28pm
In trigonometric terms,

sin(x) is defined as

sin(x)=opposite/hypotenuse.

Since the hypotenuse is the longest side of a right triangle, the value of sin(x) can approach 1, but cannot exceed one.

A similar argument can be made for cos(x).

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