Dane są trzy wektory:
a=[5,-6,1]
b=[-4,3,1]
c=[1,2,-3]
Znaleźć wartość wyrażenia
3[5,-6,1]^2-2[5,-6,1][-4,3,1]+[-4,3,1][1,2,-3]-2[1,2,-3]^2=[75,108,3]-[-40,-36,2]+[-4,6,-3]-[2,8,18]=[75,108,3]+[40,36,-2]+[-4,6,-3]+[-2,-8,-18]=
[109,142,-20]
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
3[5,-6,1]^2-2[5,-6,1][-4,3,1]+[-4,3,1][1,2,-3]-2[1,2,-3]^2=
[75,108,3]-[-40,-36,2]+[-4,6,-3]-[2,8,18]=
[75,108,3]+[40,36,-2]+[-4,6,-3]+[-2,-8,-18]=
[109,142,-20]