W(x) = ( x^3 + 8)*( 3 x^3 - 81) = 3*(x +2)*(x^2 -2x + 4)*( x -3)*(x^2 +3x + 9)
===================================================================
bo
x^3 + 8 = x^3 +2^3 = ( x + 2)*(x^2 - 2x + 4)
3 x^3 - 81 = 3*( x^3 - 27) = 3*( x^3 - 3^3) = 3* ( x - 3)*(x^2 +3x + 9)
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
W(x) = ( x^3 + 8)*( 3 x^3 - 81) = 3*(x +2)*(x^2 -2x + 4)*( x -3)*(x^2 +3x + 9)
===================================================================
bo
x^3 + 8 = x^3 +2^3 = ( x + 2)*(x^2 - 2x + 4)
3 x^3 - 81 = 3*( x^3 - 27) = 3*( x^3 - 3^3) = 3* ( x - 3)*(x^2 +3x + 9)