Question

(-3)^15:(3)^13-(-2)^240:(-2)^238+(-5^6)^3:(5^8)2​

Answer 1

Răspuns:

20

Explicație pas cu pas:

(-3)^15:(3)^13=(-3)^2=3^2=9

(-2)^240:(-2)^238=(-2)^2=2^2=4

(-5^6)^3:(5^8)^2=(-5^18):(5^16)=(-5^2)=-25

9-4+(-25)=5+(-25)=5-25=20