Question

-57<x<50 tìm x

Answer 1

\(x=\left\{-56,-56,-55,...,48,49\right\}\)

Answer 2

\(x\in\left\{-56;-55;-54;-53;...;41;42;43;44;45;46;47;48;49\right\}\)

Answer 3

x={-56;-55;-54;...;47;48;49}

Answer 4

\(x=\left\{-56,-56,-55,...,48,49\right\}\)