Question

Prosze o rozwiazanie cw 1,4, 1.5, 1.1

Answer 1

1.4
=-4+9*5=-4+45=41
OBLICZAMY Z TEGO 30%
41-100%
x-30%
x=41*30/100
x=12.3%

1.5
=3^2+9

9-60%
x-100%

x=900/60
x=15

1.1
(4/3+2/10)             pod pierw 3.75-1.5
40/30+6/30            pod pierw  2.25
46/30                     1.5
1.5(3)      >       1.5