Question

Calculati respectand ordinea efectuarii operatiilor :
(3^3)^4:9^5-(4^3*2^5):2^10= ?

Answer 1

$(3^{3})^4:9^5-(4^3*2^5):2^{10}=3^{12}:(3^2)^5-((2^2)^3*2^5):2^{10}=3^{12}:3^{10}-\\-(2^6*2^5):2^{10}=3^{2}-2^{11}:2^{10}=3^2-2^1=3^2-2=9-2=7$