Which polynomial is represented by the algebra tiles? x^2 - x - 4 x^2 - x +4 3x^2 - 5x + 8 3x^2 - 5x - 8

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.

What is the perimeter of a rectangle if the length is 5 and the width is x?

What is the slope of any line parallel to the line 8x+9y=3 in the standard (x,y) coordinate plane?