misstiger2058 misstiger2058
  • 03-01-2018
  • Mathematics
contestada

how would the expression x^3+8 be written using the sum of cubes

Respuesta :

Willchemistry
Willchemistry Willchemistry
  • 03-01-2018
Hey there!:

x³ + 8 :

Apply  sum of cubes rule :

x³ + y³ = ( x + y )( x² - 2x + 4 ) =

x³ + 8 =  ( x + 2 )( x² - 2x + 2² )  = 

refine :

x³ + 8 =  ( x + 2 )( x² - 2x + 4 )

hope this helps!


 
Answer Link

Otras preguntas

How does a lock and key model allow enzymes in the human body to lower activation energy?
A digital photograph challenges the inherent truthfulness of the photographic medium because it can be _
What is the slope of the line that passes through the points ( − 6 , 8 ) (−6,8) and ( − 9 , 7 ) (−9,7)? Write your answer in simplest form.
Which characteristic is found in sedimentary rocks?.
help me iwht this one please
marking brainlest if done in 5 mins A tile pattern on a wall is made up of two identical parallelograms and three identical triangles. What is the area of the t
How much does a _ Humans_ heart beat per minute? Need this quick ill give brainliest!
-Write a paragraph explaining which of these types of activism I would do to fight for change
Suppose a 10.0 mL sample of an unknown concentration of HCI is pipetted into a 625 mL volumetric flask, and the flask is filled with distilled water to the mark
7 Find mzx. X (2x + 22)° (9x – 15) Z Y (4x + 11) W