correafelix1008 correafelix1008
  • 22-04-2021
  • Mathematics
contestada

If the area of a rectangle can be represented by x^2 -5x-14. What two expressions can represent the dimensions of the rectangle?

Respuesta :

ewomazinoade ewomazinoade
  • 23-04-2021

Answer:

x-7

x + 2

Step-by-step explanation:

the equation is a quadratic equation

we need to find factors of -14x² that would add up to -5x

these factors are -7x + 2x

(x² + 2x) - (7x - 14)

factorise the expressions in the bracket

x(x + 2) -7(x + 2)

(x-7 )

or x + 2

Answer Link

Otras preguntas

b=ym+y for m   m=   help me solve thank u
Why do People Say "Chop-Chop"?
How are the structures of arteries, capillaries, and veins similar? How are they different?
How do you find the volume inside the cylinder but outside the sphere? H=12cm.
What happens to carbohydrates during cellular respiration?
What are Some Euphemisms for Being Crazy?
sophia exerts a steady 40n horizontal force on a 8kg resting on a lab bench. the box slides against a horizontal friction of 24n. show that the box accelerates
solve for m  p=2m+2w       what does m=
there are two numbers that are 3 times as far from 19 as they are from 11. the sum of the two numbers is?
A bag contains 12 slips of paper of the same size. Each slip has one number on it, 1-12. Describe an impossible event.