Question

Answer 1

\(a,145< x< 150\)

\(\Rightarrow x=\left\{146;147;148;149\right\}\)

\(b,\Rightarrow x=\left\{202;204;206;208\right\}\)

\(\Rightarrow x=\left\{460;470;480;490;500\right\}\)

 

Answer 2

a, \(x=146,147,148,149\)

b, \(x=202,204,206,208\)

c, \(x=460,470,480,500\)

Answer 3

a: \(x\in\left\{146;147;148;149\right\}\)

b: \(x\in\left\{202;204;206;208\right\}\)

c: \(x\in\left\{460;470;480;490;500\right\}\)