Posted by Sharday on Wednesday, May 22, 2013 at 8:18pm.
1.Find the domain of the function. Make sure answer is in interval notation.
g(x)=7x/x^24
2.Find the domain of the function. Make sure answer is in interval notation.
f(x)=5x square root of x2

algebra  Henry, Friday, May 24, 2013 at 8:42pm
1. g(x) = 7x/(x^24)
x^24 = 0
x^2 = 4
X = + 2.
Domain: 2 <X< 2.
2. F(x) = 5x*sqrt(x2).
2 <=X< +Infinity.

algebra  Henry, Saturday, May 25, 2013 at 7:22pm
Correction:
1. 7x/(x^24) = 7x/(x+2)(x2).
When X = +2, the denominator = 0. Therefore, +2 are not in the domain.
Domain: All real values of X except +2.
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