Kate0505
Kate0505
10-08-2016
Mathematics
contestada
x^4 + x^3 + x^2 + x=0
Respuesta :
dalendrk
dalendrk
10-08-2016
x^4 + x^3 + x^2 + x = 0
x(x^3 + x^2 + x + 1) = 0
x[x^2(x + 1) + 1(x + 1)] = 0
x(x + 1)(x^2 + 1) = 0 ⇔ x = 0 or x + 1 = 0 or x^2 + 1 = 0
x = 0 or x = -1 or x^2 = -1 -false
Answer: x= 0 or x = -1.
Answer Link
VER TODAS LAS RESPUESTAS ( 86+ )
Otras preguntas
Please answer 14 and 15 if possible
A driver of a car enters a new 110 km/h speed zone on the highway. the driver immediately begins to accelerate and reaches 110 km/h after driving 500 m. if the
Please help fast thank you! 1. Which dynasty used the Mandate of Heaven to justify its replacement of the previous dynasty? a. Gupta b. Maurya c. Shang d. Zhou
if Chelsea has 11 times as many art. Brushes and they have 60 art brushes altogether how many brushes does Chelsea have
-1/3x=9 I don’t get this problem because I am bad at fractions
Name something people believe happens after they die
A class consists of 6 girls and 10 boys. if a committee of 3 is chosen at random from the class, find the probability th
Diego is playing basketball. While running at 7 km/h toward a basketball hoop, he throws the ball at the net. The ball travels at 20 km/h. What is the speed of
A url consists of a ____, a domain name, sometimes the path to a specific web page or location in a web page, and the web page name.
Jeremy Spent 1/4hours on homework after school another 1/2 after she got home and a final 1/3 hour after dinner. Did she spend more or less than one hour on hom
