The Roster form of the set A - x - x is a perfect square- x - N - x - 30 isA- A-1-4-9-16-25B- A -1-4-9-16C- A -4-9-16-25D- A -1-4-6-25

The correct option is A A = 1, 4, 9,16, 25 A = {x :x is a perfect square, x ∈ N, x ≤ 30} Perfect squares less then 30 are 1,4 , 9, 16, 25 ⇒ A = 1, 4, 9,16 ...

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Standard VI

Mathematics

Roster Form

The Roster fo...

Question

The Roster form of the set A = ${x : x i s a p e r f e c t s q u a r e, x \in N, x \leq 30}$ is ________.

A = {1, 4, 9,16, 25}

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A = { 4, 9,16, 25}

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A = {1, 4, 9,16}

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A = {1, 4, 6, 25}

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Solution

The correct option is A
A = {1, 4, 9,16, 25}

A = ${x : x i s a p e r f e c t s q u a r e, x \in N, x \leq 30}$

Perfect squares less then 30 are 1,4 , 9, 16, 25

$\Rightarrow$ A = {1, 4, 9,16, 25}

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The Roster form of the set A = {x:x is a perfect square,x∈N,x≤30} is ________.

The correct option is A A = {1, 4, 9,16, 25} A = {x:x is a perfect square,x∈N,x≤30} Perfect squares less then 30 are 1,4 , 9, 16, 25 ⇒ A = {1, 4, 9,16, 25}

The Roster form of the set A = ${x : x i s a p e r f e c t s q u a r e, x \in N, x \leq 30}$ is ________.

The correct option is A
A = {1, 4, 9,16, 25}

A = ${x : x i s a p e r f e c t s q u a r e, x \in N, x \leq 30}$

Perfect squares less then 30 are 1,4 , 9, 16, 25

$\Rightarrow$ A = {1, 4, 9,16, 25}