SOLUTION: What is the domain of (((t^3)+8)/((t^2)+6t+8))

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Question 619339: What is the domain of (((t^3)+8)/((t^2)+6t+8))
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
What is the domain of
(((t^3)+8)/((t^2)+6t+8))
When the denominator=0, the expression becomes undefined.
So, set the denominator=0 and solve for x.
(t^2)+6t+8=0
(t+4)(t+2)=0
t=-4
or
t=-2
Domain: all real numbers except x=-4 and -2
(-∞,-4) U (-4,-2) U (-2,∞)