Watch closely. I'll try to go slow.
Stop me if I go too fast, or if I do anything that you don't understand.
Ready ?
You said d = r t
Divide each side by ' t ' : d / t = r
Answer:
the exact answer would be 651
Step-by-step explanation:
if you were to estimate I would say you should probably round up to 700
The picture is how I solved it and it will be correct
First find the derivative,
.
Then find the critical point,
.
Hope this helps.
I am a little rusty here :(.