A few days ago
Anonymous

math problem — area of rectangle on a graph?

The base of a rectangle is centered on the x-axis, while the upper two vertices lie on the positive portion of the parabola y = 9 – x2. Suppose that the coordinates of the upper right vertex of the rectangle are (x, y). Express the area of the rectangle as a function of x.

please explain

Top 1 Answers
A few days ago
B.P.

Favorite Answer

draw the graph,

y = 9 – x2

y=-x^2+9

-x^2 is downward, and the y is 9, with (-3, 3) on the x axis

if i drew the graph correctly, the area will be 54

0