Question

g) (2puerea10 +2puterea11 +2puterea12) : 2puterea10, va rog, steluța
​

Answer 1

(2 la puterea 10 + 2 la puterea 11 + 2 la puterea 12): 2 la putera 10=

(1+2+2 la puterea 2)*2 la puterea 10 : 2 la puterea 10=

(1+2+4)*2 la puterea 10 : 2 la puterea 10=

7*2 la puterea 10 : 2 la puterea 10=

7*1=

7

Answer 2

(2^10+2^11+2^12)÷2^10=

=(2^10+2^1×2^10+2^2×2^10))÷2^10

=(1+2+2^2)×2^10÷2^10

=(1+2+4)×2^10÷2^10

=7×2^10÷2^10

=7×1

=7

Daca nu sti ce inseamna "a^n" este a la puterea n.

Sper ca te-am ajutat!