Asked by calculus
sin(cos^-1(x/2))=
draw right triangle to simplify
draw right triangle to simplify
Answers
Answered by
Damon
hypotenuse = 2
adjacent = x
so
opposite = sqrt(4 - x^2)
sin = sqrt(4-x^2) / 2
adjacent = x
so
opposite = sqrt(4 - x^2)
sin = sqrt(4-x^2) / 2
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