Telangana Board Solutions for Chapter: Sets, Exercise 15: Exercise

If $\mathrm{A}=\{3, 6, 9, 12, 15, 18, 21\}, \mathrm{B}=\{4, 8, 12, 16, 20\}, \mathrm{C}=\{2, 4, 6, 8, 10, 12, 14, 16\}$ and $\mathrm{D}=\{5, 10, 15, 20\}$, find $\mathrm{B}-\mathrm{C}$

If $\mathrm{A}=\{3, 6, 9, 12, 15, 18, 21\}, \mathrm{B}=\{4, 8, 12, 16, 20\}, \mathrm{C}=\{2, 4, 6, 8, 10, 12, 14, 16\}$ and $\mathrm{D}=\{5, 10, 15, 20\}$, find $\mathrm{B}-\mathrm{D}$

If $\mathrm{A}=\{3, 6, 9, 12, 15, 18, 21\}, \mathrm{B}=\{4, 8, 12, 16, 20\}, \mathrm{C}=\{2, 4, 6, 8, 10, 12, 14, 16\}$ and $\mathrm{D}=\{5, 10, 15, 20\}$, find $\mathrm{C}-\mathrm{B}$

If $\mathrm{A}=\{3, 6, 9, 12, 15, 18, 21\}, \mathrm{B}=\{4, 8, 12, 16, 20\}, \mathrm{C}=\{2, 4, 6, 8, 10, 12, 14, 16\}$ and $\mathrm{D}=\{5, 10, 15, 20\}$, find $\mathrm{D}-\mathrm{B}$.

$\{2, 3, 4, 5\}$ and $\{3, 6\}$ are disjoint sets.

$\{a, e, i, o, u\}$ and $\{a, b, c, d\}$ are disjoint sets.

$\{2, 6, 10, 14\}$ and $\{3, 7, 11, 15\}$ are disjoint sets.

$\{2, 6, 10\}$ and $\{3, 7, 11\}$ are disjoint sets.