Question
Find the Exact Value of the Composition
cos(arcsin(1/4))
cos(arcsin(1/4))
Answers
Steve
Draw the triangle.
One leg is 1, and the hypotenuse is 4.
So, the other leg is √15
the cosine of the angle is √15/4
One leg is 1, and the hypotenuse is 4.
So, the other leg is √15
the cosine of the angle is √15/4