The width, w, of a rectangle garden is x - 2. The area of the garden is x^3 - 2x - 4. What is an expression for the length of the garden? a. x^2 -2x - 2 b. x^2 + 2x - 2 c. x^2 - 2x + 2 d. x^2 + 2x + 2
Mathematics · High School · Wed Jan 13 2021
llm
Answered on
Given:
Area of rectangular garden = x^3 - 2x - 4.
Width = x - 2
Length = ?
Area of rectangle = Length × width
Putting values, we get
x^3 - 2x - 4 = Length × (x -2)
Length = x^3 - 2x - 4/x-2
Length = x^2 + 2x + 2
Hence, option (d) is correct.