# Math Help - New Question!!! More inscribed questions!!

1. ## New Question!!! More inscribed questions!!

A rectangle is inscribed under the curve y = e^-X^2, with its base along the x-axis. Determine the rectangle of largest area given that the base cannot exceed 4 units.

2. Originally Posted by rawrzjaja
A rectangle is inscribed under the curve y = e^-X^2, with its base along the x-axis. Determine the rectangle of largest area given that the base cannot exceed 4 units.
did you draw a diagram?

notice that the height of the inscribed rectangle will be $e^{-x^2}$ and the base will be $2x$, where $x$ is the distance from the y-axis to the bottom right corner of the rectangle.

What is the formula for the area? This is what you must maximize