Arectangle of perimeter 100 units has the dimensions shown. its area is given by the function a = w(50 - w). what is the greatest area such a rectangle can have? the rectangle shown has 50-w on the top and bottom. and a w on its left side and right side.

Choose the correct slope of the line that passes through the points (1, -3) and (3, -5)

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2