" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a) suma liczb a i b
b) różnica liczb c i 2a
c) iloczyn liczb a i b
d) iloraz liczb a i 6
2.
a) c-d
b) (a+b)
3.
a) 8x2 + 4x3 = 16 + 12 = 28
b) 8x1/2 + 4x1/4 = 8 + 1 = 9
4.
7x+2=5x+8
7x-5x=8-2
2x=6 /:2
x=3