Rational help!

Question

Area of rectangle is x²-100 square units. width of the rectangle is x²-15+50 over x-5, calculate the length of the rectangle and show the value for x.

Answer 1

Area of rectangle square units.

Width of rectangle

• Now factorize the numerator of the above expression.

Formula for calculating area of rectangle

Where l  is length and w  is width of rectangle.

The value of  x  interms of l  is

The value of  x  interms of w  is .