the length of a rectangle is 6 meters longer than its width if the parameter of the rectangle is 40 meters find its area​

Horace's speedometer reads 60 miles per hour, but during a road test he finds that he was actually driving 58 mph. what is the percent error in horaces speedometer?

Acertain standardized? test's math scores have a? bell-shaped distribution with a mean of 520 and a standard deviation of 105. complete parts? (a) through? (c)

If f(x)=x^3 and g(x)=2x+7 when g(x)=-5