FauxFlawed FauxFlawed

04-07-2016
Mathematics

contestada

N Squared - N = 90
N =?

Respuesta :

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

Match the words to the correct blanks in the sentences. Use each choice only once. a. The collapse of a protostar with less than 0.08 times the mass of the Sun

Anna is paid $14.75 per hour. She works a 12 hour shift, the last 4 hours being at a double time pay rate. What is Anna's wage before tax? HELP

The sum of two consecutive cube numbers is 341. Work out the two numbers. (2 marks)

in object oriented programming what is a constructor? a. the attributes that allow a programmer to imagine a new object b. the behaviors that allow a programme

Think about your favorite superhero. Write a four sentence paragraph about your favorite superhero. Why do you like this superhero? Why qualities do they posses

You palpate a soft, slightly tender mass in the right scrotum of an adult male. You attempt to reduce the size of the mass, and there is no change in the mass s

Using complete sentences, explain how to predict the products and balance the reaction between sulfuric acid and potassium hydroxide. H2SO4 + KOH ⟶

Convert from an improper fraction to a mixed number 17\6

How would I simplify 14.8+6.25+0.97

WILL GIVE BRAINLY!!!!!! NEED HELP ASAP!!!!!!!! what is the range of f(x)=3^x+9