Find the number b, where b>0, such that the average value of f(x)=3−27x2 on the interval [0,b] is equal to 2.
1 answer:
You might be interested in
Answer:
12 hours
Step-by-step explanation:
Let Theo's siste can paint a fence in x times
Given.
Theo can paint a fence three times as fast as his sister can. Working together, they can paint a fence in 9 hours.
Apply cross multiplication
Theo’s sister to paint the fence in 12 hours.