Question

o valor da expressão 10^-3+x.10^5/10^2+x.10^3 é?

Answer 1

10^-3+x(10^5/10^2)+x(10³)=
(1/10)^-3+x(100.000/100)+x(1000)
=-1/-1000 +1000x+1000x
x=-2000+0,001=1,999.99
obs:confirmar