SOLUTION: {{{ k(t)=sqrt(4-t) + ln(t+7) - 6/(t^t) }}} Please find the domain and show steps Thanks!

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Question 960683: +k%28t%29=sqrt%284-t%29+%2B+ln%28t%2B7%29+-+6%2F%28t%5Et%29+
Please find the domain and show steps
Thanks!
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
k(t)=sqrt(4-t) + ln(t+7) - 6/(t^t)
sqrt(4-t) requires 4-t>=0:: t <= 4
ln(t+7) requires t+7> 0:: t > -7
t^t in the denominator requires that t not be zero
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Domain:: (-7,0)U(0,4]
Cheers,
Stan H.