SOLUTION: Write the algebraic representation and state the domain of the function (f(g(x)), where f(x)=square root (x-2) and g(x)=x^2 +1

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Write the algebraic representation and state the domain of the function (f(g(x)), where f(x)=square root (x-2) and g(x)=x^2 +1      Log On


   

Question 177048: Write the algebraic representation and state the domain of the function (f(g(x)), where f(x)=square root (x-2) and g(x)=x^2 +1
Answer by HyperBrain(694) About Me  (Show Source):
You can put this solution on YOUR website!
f%28x%29=sqrt%28x-2%29
g%28x%29=x%5E2+%2B1
Therefore,
f%28g%28x%29%29=sqrt%28x%5E2%2B1-2%29=sqrt%28x%5E2-1%29

Power up,
HyperBrain!
Help us promote our advocacy: no plastics, no straws, no styros.
Visit these sites:
http://uselessplastic.wordpress.com
http://uselessplastic.multiply.com