Question

Calculați: 7^2+7^3•[(7^4)^9:7^34+7•7^27:7^26]:49^2
E URGENT, VA IMPLORR!!

Answer 1

Răspuns:

7^2+7^3•[(7^4)^9:7^34+7•7^27:7^26]:49^2=

49+7^3•[7^36:7^34+7^2]:7^4=

49+7^3•[7^2+7^2]:7^4=

49+7^3•[2•49]:7^4=

49+7^3•98:7^4=

49+(7^3•98)/7^4=

49+98/7=

49+14=

63