Zapisz w jak najprostszej postaci:
a) (4a -5c) - 7a - 3c) =
b) 2(a-2c) + 3(c-2a) =
c) (a+4) * (a-2) =
a) (4a -5c) -( 7a - 3c) =4a-5c-7a+3c=-3a-2c
b) 2(a-2c) + 3(c-2a) =2a-4c+3c-6a=-4a-c
c) (a+4) * (a-2) =a²-2a+4a-8=a²+2a-8
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a) (4a -5c) -( 7a - 3c) =4a-5c-7a+3c=-3a-2c
b) 2(a-2c) + 3(c-2a) =2a-4c+3c-6a=-4a-c
c) (a+4) * (a-2) =a²-2a+4a-8=a²+2a-8