Question

ajutați-mă dau coroana
​

Answer 1

6.
A)12,7x0,9=11,43
B)12,7 la puterea 2 =12,7x12,7=161,29
C)( 12,7x3)+(12.7x2)=
38,1+25,4=63,5

7.
A) 11,2+1,12+112+0,112=
12,32+112,112=124,444

B) 1,5x4+2,2x0,5+0,034x100=
6+1,1+3,4=7,1+3,4=10,5

C)10x[0,78+(41,05-39,87+1,2x10)x0,1]=
10x[0,78+(1,18+12)x0,1]=
10x(0,78+13,18x0,1)=
10x(0,78+1,318)=
10x2,098=20,98

D) (2,6 la puterea 2-2,4 a puterea 2)+(1,23-0,77) la puterea 2=
(6,76-5,76)+(0,46) la puterea 2=
1+0,2116=1,2116

Succes! Sper ca te am ajutat !