Which is the slope of the line that passes through the points (2,-2) and (8,6)?

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?

What is the surface area of the sphere?