B - x - x -3 n -1- n - N and n - 20 is a finite set-A- TrueB- False

The correct option is A True Given, nbsp;B = {x : x = 3n +1 where n ∈ N and n ≤ 20}. Substituting n = 1, 2, 3 ..... 20, we get B = {4, 7, 10, 13 ..... 61}. ⇒ ...

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Byju's Answer

Standard VI

Mathematics

Finite Set

B = x : x =3 ...

Question

$B = {x : x = 3 n + 1, n \in N and n \leq 20}$ is a finite set.

True

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False

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Solution

The correct option is A
True

Given, $B = {x : x = 3 n + 1 where n \in N and n \leq 20} .$

Substituting $n = 1, 2, 3 . . . . . 20,$ we get

$B = {4, 7, 10, 13 . . . . . 61} .$

$\Rightarrow$ B is finite set.

$∴$ The given statement is true.

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Similar questions

The set $B = {x : x = 3 n + 1, n ϵ N and n \leq 20}$ is a finite set.

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The set $A = {x : x = \frac{n - 1}{n}, where n ϵ N}$ is a finite set.

Q. The set

B = {x : x = 3 n + 1, n ϵ N and n \leq 20}

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Q. The set

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is _________.

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B={x:x=3n+1, n∈N and n≤20} is a finite set.

The correct option is A True Given, B={x:x=3n+1 where n∈N and n≤20}. Substituting n=1,2,3.....20, we get B={4,7,10,13.....61}. ⇒ B is finite set. ∴ The given statement is true.

$B = {x : x = 3 n + 1, n \in N and n \leq 20}$ is a finite set.

The correct option is A
True

Given, $B = {x : x = 3 n + 1 where n \in N and n \leq 20} .$

Substituting $n = 1, 2, 3 . . . . . 20,$ we get

$B = {4, 7, 10, 13 . . . . . 61} .$

$\Rightarrow$ B is finite set.

$∴$ The given statement is true.