Answer:
3t-9 >= 0
Step-by-step explanation:
Original function f(t)= square root 3t-9
There cannot be a negative in the radicand therefore 3t-9 cannot equal a negative number.
Answer:
It's the second one, where the line is completely vertical
Step-by-step explanation:
Answer:
Recall that the height of the object, in meters, is a function of elapsed time, in seconds. Thus what 
means is that the object is at a height of 8 meters when 12 seconds have passed since its launch.
<u>Answer</u>:
8x^5y^7
<u>Step by step explanation</u>
