SOLUTION: (x+(x^-2))/(1+(x^-2))
Algebra.Com
Question 693319: (x+(x^-2))/(1+(x^-2))
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
roots:
real root .....=>....... =>.......
complex root ....=>.......=>....
because you have , and because denominator cannot be equal to zero. you have
a domain:
and the range is:
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