Question 960683
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.