Modeling with Quadratic Equations Answers

AB✔ CD an x-intercept of the function

✔ ABCD a y-intercept of the function

Which quadratic equation models the situation correctly? y = -0.0025(x - 90)² + 6y = -0.0025(x - 30)² + 15✔ y = 0.0025(x - 90)² + 6y = 0.0025(x - 30)² + 15

The main cable attaches to the left bridge support at a height of ft.

The main cable attaches to the right bridge support at the same height as it attaches to the left bridge support. What is the distance between the supports? ft

Which quadratic equation gives the area A of the rectangle in square feet given its width in w feet?A(w) = -w² + 200w✔ A(w) = -w² + 100wA(w) = w² + 40wA(w) = w² + 90w

The rancher decides to make the width of the rectangle 40 ft. What is the area of the rectangle? ft2