Ответ:
t + 3
Объяснение:
t^2/(t+3) + (6t + 9)/(t+3) = (t^2 + 6t + 9)/(t+3) = (t+3)^2/(t+3) = t+3
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Ответ:
t + 3
Объяснение:
t^2/(t+3) + (6t + 9)/(t+3) = (t^2 + 6t + 9)/(t+3) = (t+3)^2/(t+3) = t+3