owenjordan901 owenjordan901
  • 14-01-2020
  • Mathematics
contestada

3. A positive number is 56 less than its square. Find the number.

Respuesta :

Chelboy
Chelboy Chelboy
  • 15-01-2020

Answer:8

Step-by-step explanation:

X+56=x^2

X^2-x-56=0

X^2-8x+7x-56=0

X(x-8)+7(x-8)=0

(X+7)(x-8)=0

X+7=0 or x-8=0

X=-7 or x=8

Answer Link

Otras preguntas

based on the passage, what is the speaker’s perspective on his place in british culture? the speaker acknowledges that the british have taken steps to address r
Side AB is opposite which angle in triangle ABC?
what is chasing what is chasing and pursuing
In what way can the human circulatory system be described as double circulation?.
What is the area of the circle? Round to the nearest whole number, if necessary
How would a nation most likely try to limit inexpensive cars from being imported? by imposing sanctions against the country where the cars are made by imposing
According to your textbook, the major traits of a good acceptance speech are brevity, humility, and.
When white light shines on a thin film of soap, light is reflected from:.
Please help I need it quick!!!! Please
Edwin Hubble proposed that the universe is expanding. How did he support his assertion