What side lengths should be used to model a rectangle with an area of x2 + 3x - 10 square units?

x - 5 and x + 2

x - 2 and x + 5

x and x + 3

x + 3 and x - 10

Question

Mathematics

Gunner Daniel

6 March, 12:42

What side lengths should be used to model a rectangle with an area of x2 + 3x - 10 square units?

x - 5 and x + 2

x - 2 and x + 5

x and x + 3

x + 3 and x - 10

+5

Answers (1)

Know the Answer?

Hallie Salazar · Answer 1

(x + 5) and (x - 2)

You can factor the above binomial and solve for zero. You'll have x^2 + 5x - 2x - 10, which simplifies to your original x^2 + 3x - 10

What side lengths should be used to model a rectangle with an area of x2 + 3x - 10 square units?x - 5 and x + 2x - 2 and x + 5x and x + 3x + 3 and x - 10

What side lengths should be used to model a rectangle with an area of x2 + 3x - 10 square units?

x - 5 and x + 2

x - 2 and x + 5

x and x + 3

x + 3 and x - 10