“the left and right page numbers of an open book are two consecutive integers whose sum is 539. find these page numbers”

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm

Which of the following represents a function? 50 !