Question

(4a+1/3) . (4a+1/4) me ajudem por favor

Answer 1

(4a+1/3).(4a+1/4)= 16a²+4/4a+4/3a+1/12=

16a²+a+4/3a+1/12= 16a²+7/3a+1/12

fiz o cálculo de:

a+4/3a=
3a+4a

_____= 7a/3
3