Question

Efectuati: a) (3^4:9+2^2×3):7-1^4
b) 4^18:(2^15×2^21)+(9×2^3-2^5):10​

Answer 1

Răspuns:

a)2

Explicație pas cu pas:

a)(3^4:9+2^2×3):7-1^4

3^4=81

2^2=4

1^4=1

(81:9+4×3):7-1

(9+12):7-1

21:7-1

3-1=2