SOLUTION: Simplify the expression
{{{ sqrt( 9-x^2 ) }}}
as much as possible after substituting 3 sin θ for x. (Assume 0° < θ < 90°.)
Algebra.Com
Question 987492: Simplify the expression
as much as possible after substituting 3 sin θ for x. (Assume 0° < θ < 90°.)
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Simplify the expression
This cannot be "simplified."
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as much as possible after substituting 3 sin θ for x. (Assume 0° < θ < 90°.)
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If you sub 3sin(t) for x, then it's a different expression.
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-->
=
=
=
= 3cos(t)
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Silly problem.
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