Question

6*(13)^2-14*13=
Помогите решить.

Answer 1

6 • ( 1/3 )^2 - 14 • 1/3 = 1/3 • ( 6 • 1/3 - 14 ) = 1/3 • ( 2 - 14 ) = 1/3 • ( - 12 ) = - 4