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![](https://rs.olm.vn/images/avt/0.png?1311)
\(B=\left\{2;3;4;5;6;7;8\right\}\)
\(P=\left\{0;1;2;3;4;5;6\right\}\)
\(Q=\left\{3;4;5;6;7;8\right\}\)
![](https://rs.olm.vn/images/avt/0.png?1311)
![](https://rs.olm.vn/images/avt/0.png?1311)
\(P=\left\{x\inℕ|x< 7\right\}\)
\(\Rightarrow P=0;1;2;3;4;5;6\)
\(Q=\left\{x\inℕ|2< x< 9\right\}\)
\(\Rightarrow Q=3;4;5;6;7;8\)
\(P=\left\{x\in N/x< 7\right\}\)
\(=>P=\left\{0,1,2,3,4,5,6\right\}\)
\(Q=\left\{x\in N/2< x< 9\right\}\)
\(Q=\left\{3,4,5,6,7,8\right\}\)
![](https://rs.olm.vn/images/avt/0.png?1311)
a, A = {1;2;3;4;5;6}
b, B = {16;17;18;19;20;21}
c, C = {0;2;4;6;8}
d, D = {42;48;54}
![](https://rs.olm.vn/images/avt/0.png?1311)
\(D=A\)a) \(\left\{{}\begin{matrix}A=\left\{x\inℕ^∗|x< 7\right\}\\B=\left\{x\inℕ^∗|3\le x< 8\right\}\end{matrix}\right.\)
\(\Rightarrow\left\{{}\begin{matrix}A=\left\{1;2;3;4;5;6\right\}\\B=\left\{3;4;5;6;7\right\}\end{matrix}\right.\)
b) \(A\cap B=C=\left\{3;4;5;6\right\}\)
c) \(D=B\)\\(A=\left\{7\right\}\)
d) \(D=A\)\\(B=\left\{1;2\right\}\)
a) P = { 0 ; 1 ; 2 ; 3 ; 4 ; 5; 6 }
b ) Q = { 3 ; 4 ; 5 ; 6 ; 7 ; 8 }
k mik nha mik sẽ k lại
a) P = { 0;1;2;3;4;5;6}
b) Q = { 3;4;5;6;7;8}