A car travels 30 meters in 4.5 seconds on a straight stretch of highway. What is it's average speed? Group of answer choices

6.67 m/s

34.5 m/s

0.15 m/s

135 m/s

Find all critical values for the function f(r)=2r/(6r^2+8) and then list them (separated by commas) in the box below. find the absolute maximum and absolute minimum values of the function f(x)=(x−2)(x−5)^3+10 . 0n each of the indicated intervals. enter 'none' for any absolute extrema that does not exist. interval = [1,4] what is the absolute min interval = [1,8]. what is the absolute min