Question

calcule o valor numérico da seguinte expressão algébrica


(m)²+6mn+(n)² sendo m = 2/3 e n = 1/2

Answer 1

(2/3)²+6.(2/3).(1/2)+(1/2)²=
(4/9)+(12/3).(1/2)+1/4=
(4/9)+2+(1/4)=
(4/9)+(8/4)+(1/4)=
(4/9)+(9/4)=
(16+81)/36=
97/36=2,69444....