depressed
depressed depressed
  • 15-02-2017
  • Mathematics
contestada

Fifteen times the square of a non zero number is equal to 15 times the number what is the number ?

Respuesta :

Brandon7716
Brandon7716 Brandon7716
  • 15-02-2017
1
because

1^2=1

1^2×15=15

1×15=15

So 1^2*15=1×15


Equation looks like this

15x^2=15x

subtract 15x

15x^2+15x=0

factor

15x(x-1)=0

solutions are 0 or 1 but seeing it said non zero number it must be 1
Answer Link

Otras preguntas

describe how you know this is a proportional relanshoships
Stress has an effect on every system of the body. Please select the best answer from the choices provided. True or false ​
What is the difference between the language used by the narrator and the language used by the characters?
Which of the following methods would not be used to prove that two triangles are congruent?.
How is/are the judge(s) selected? (Judicial branch for tibes)
When you make a dns query, where does your computer first check to find an ip address to name mapping?.
Was the federal government concerned about the Great Depression? If yes, provide examples (please help, it’s urgent)
what number is its own oppositie?
For a named river you have studied, explain the causes of flooding.
pls help me right now! and answer correctly​