Question

exercițiul 2 urgent!!
va rog!!! DAU COROANA!!​

Answer 1

Răspuns:

a)405-405:15=

405-27=

378

b)20×{4+10×[120+20×(36-36:4)]}=

20×{4+10×[120+20×(36-9)]}=

20×[4+10×(120+20×27)]=

20×[4+10×(120+540)]=

20×(4+10×660)=

20×(4+6600)=

20+6604=

6624

c)(2³×5+5⁰):41=

(8×5+1):41=

41:41=

1

d)[(2³)⁴:(2⁵)²-17⁰]×6=

(2¹²:2¹⁰-1)×6=

(2²-1)×6=

2×6

12