FauxFlawed
FauxFlawed FauxFlawed
  • 04-07-2016
  • Mathematics
contestada

N Squared - N = 90
N =?

Respuesta :

texaschic101
texaschic101 texaschic101
  • 04-07-2016
n^2 - n = 90
n^2 - n - 90 = 0
(n - 10)(n + 9) = 0

n - 10 = 0
n = 10

n + 9 = 0
n = -9

answer is : n = 10 and n = -9
Answer Link

Otras preguntas

Are not an example of nonmaterial culture
400 ml of a gas (@stp) has a mass of 0.792 g. what is the molecular mass of this gas
In the movie, minerva says a dictator's favorite diet is bread and fear. why do you think she meant by that
Explain the two most common reasons why words get adopted into another language. Provide at least one example of a word English has borrowed for each reason. Th
What would be the next three patterns 4, 11, 18, 25
Help please, Quick Pls!! Thanks guys!
Some abolitionists complained that the emancipation proclamation did not apply to all states. based on the map, what do you think were lincoln's motives in limi
Clare bought 11 pens at $1.39 each and 11 pencils at $0.79 each. How much did she spend altogether
Why have most Indians settled in the coastal regions and the Indo-Gangetic Plain?
Which creature was once known as a flittermouse?