SOLUTION: In which line was the identify first verified incorrectly?
Expression: https://s29.postimg.org/wfiaef993/verfying_error_10.png
Thanks.
Algebra.Com
Question 1063190: In which line was the identify first verified incorrectly?
Expression: https://s29.postimg.org/wfiaef993/verfying_error_10.png
Thanks.
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
Line 2: 1-csc x=(sin x-1)/sin x
cot x^2=(1+csc x)(1-csc x)
1-csc x is not equal to the cotangent of x.
cot x= sqrt ((1+csc x)(1-csc x))
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