
For

the derivative is negative.
For

the derivative is positive.
Therefore at

there's a minimum.
Answer:
Use Ga_thMath(u) (brainly doesn't allow me to type it) To use the app u need to take a pic of the problem and then it will process it and you'll get ur answer ASAP(most of the time). Many questions have been asked before so search it on brainly.
Step-by-step explanation:
Answer:
12
Step-by-step explanation:12x9
Answer:
Step-by-step explanation:
9514 1404 393
Answer:
10.75 miles
Step-by-step explanation:
distance = speed × time
distance = (43 mi/h) × (1/4 h) = 43/4 mi = 10 3/4 mi
You would have traveled 10 3/4 miles in 1/4 hour.