Wednesday
October 1, 2014

Homework Help: Math

Posted by Jordan on Monday, October 7, 2013 at 8:29pm.

Determine the range of each function
a)f(x)=(x^2+3)^2,XER
Answer is f(x)ER, f(x)>9
b)f(x)=1/3+x^4,XER
Answer is f(x)ER, 0<f(x)<1/3

Please explain how they go those two answers

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