Answer:
The calculator is $110
Step-by-step explanation:
yo that calculator is super expensive, what the heck
Answer:
128 = 80 + 64 t - 16 t^2
8 = 5 + 4 t - t^2
3 = t (4 - t)
Inspection shows the equation is solved if
t = 1 and t = 3
Plug into original equation to check
It is a function. There is nowhere on the graph where the vertical line passes through the graph more than once.
They will make at least 21 machine parts every 36 hours
