Zad 11 str 40 matematyka gim kl 1 ! x to mnozenie !
b] 6- [-7] x [ -2] =
____________
4
c] [ -2 - 4] x [-6]:[-3] do potęgi 2
d] [ - 3 ] x [ - 2 - 10 ] - 5 =
__________________
7-9
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
b] 6- [-7] x [ -2] = 6+7 x (-2) /4 = 13 x (-2) / 4 = -26 / 4 = - 6,5
4
d) .... = -3 x ( - 2 ) -5 / -2 = 3 - 5 / -2 = - 2 / - 2 = 1