Try another version of this question Give a fully simplified expression for `cos(tan^-1(x/5))`. Your answer should have no trigonometric functions. Get help: VideoBox 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c Be sure your variables match those in the question `5/sqrt(25+x^2)`
Try another version of this question
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Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c Be sure your variables match those in the question