Question

Efectuati:
a) 5x(11,3-2,4x3,5)+11
b) [13,4+0,5x(147,8-1,25x100)]x10-13,41
c) 11x(48-12x3,4)+5x[19+4x(8,3-5,4)]-20,3
d) [21:(2+0,5 la puterea 3 :1,25):10+0,5]:1,5x7,2
e) [0,2 la puterea 8 x(2:0,2-0,5x20)]:5
f) {3+0,5x[2,3-0,2x(3,1-5,12:3,2)]}:4

x = inmultire

Va rog FOARTE mult sa ma ajutati :( daca nu toate macar 1 ;( pls

Answer 1

a) 5× (11,3-2,4×3,5)+11
5×( 11,3-8,4)+11
5× 2,9 +11
14,5+11
25,5