abrazzanovich7 abrazzanovich7

15-03-2019
Mathematics

contestada

I'm thinking of a number. This number is 12 less than its square. What could my number be?

Respuesta :

yousifmona44 yousifmona44

15-03-2019

let nwmber to be X

the number is 12 less than it's square,

so X=12-X^2

=> X^2+X-12=0

=> (X+4)(X-3)=0

=>X= 3, or X=-4

in math we don't usually take negative numbers into account so your number would be 3

Answer Link

Otras preguntas

HELPPPPPPPPPPPPPPPPPPPPPP

The collision of the molecules of a fluid inside the surface of their container best describes which of the following?

How many fluid ounces equals one gallon of water??

In order to lose weight you have to ________. a. burn less calories than you consume b. eat more c. burn more calories than you consume d. eat less

What is 243.875 rounded to the nearest tenth hundredth ten and hundred

Please help me ! It would be greatly appreciated

What is the relationship between the object density the liquid density and the tendency the the object to float?

a giraffe hunger level depend on the side of its last meal what is the dependent variable

melinda at her breakfast and wanted to leave her waitress a 20% tip. her meal cost $7.50 how much money should she leave as a tip

How does fast horse exhibit evidence of guilt in chapter 5?