luzbee luzbee
  • 05-07-2021
  • Mathematics
contestada

Find all the roots of the equation
[tex] {x}^{6} - 64 = 0[/tex]
​

Respuesta :

vsk65txpzp vsk65txpzp
  • 05-07-2021
Standard form:
X^2 -64=0
Factorization:
(x+8)(x-8)=0

Solution:
X+8=0 x^1=-8
X-7=0. X^2=8
Answer Link
loconte loconte
  • 05-07-2021

Answer:

x = 2

x =-2

x =1 +√3i

x =1 -√3i

x =-1 +√3i

x =-1 -√3i  

Step-by-step explanation:

[tex]x^{6} -64 = 0\\(x^{3} -8)(x^{3} + 8) = 0\\ \\( x - 2) (x^{2} + 2x + 4)( x + 2) (x^{2} -2x + 4) = 0\\[/tex]

x = 2

x =-2

x =1 +√3i

x =1 -√3i

x =-1 +√3i

x =-1 -√3i  

 

 

 

 

 

 

 

Answer Link

Otras preguntas

Which linear inequality is represented by the graph? y ≤ 1/2x + 2 y ≥ 1/2x + 2 y ≤ 1/3x + 2 y ≥ 1/3x + 2
Put these correlation coefficients in order from strongest first and the weakest last: +.22; +.77; -.66; -.79; -.33; +.89; -.94. Describe the slant of the slope
i need help please i dont know how to do this?
Match the following.
what is the median of this distribution?
Give right triangle PQR, which representa the value of sin (P)?
need help asap im not good at math
Question 1(Multiple Choice Worth 1 points) From which of the following verbs does "eres" come? ser estar ir
The path followed by a projectile is called its _____. A. projectile motion B. projectile path C. trajectory D. path of motion
In 3 to 5 sentences explain the purpose of including in text citations in informative/explanatory writing