Question

Convert set {x:x is a positive prime number which divides 72} in roster form.

Answer 1

Step-by-step explanation:

the answer of this question is

{2,3}

Answer 2

Required Set = { 2, 3}

Given :

Set = {x:x is a positive prime number which divides 72}

To find :  

Convert given set in Roster form

Solution :

Before converting given set in Roster form  

Let's remember some points on Roster form of set

Roster form of a Set:

• Roster form/ Roster notation of a set is a mathematical representation of the elements of given sets or listing the elements in mathematical form.
• In this, the elements of a set are listed in a row within a curly brackets.
• Every element will separated by a comma symbol, When the set contains more than one element.

Given

Set = {x : x is a positive prime number which divides 72}

here, x is a positive prime number which divides 72

When we write 72 as product of prime factors

=> 72 = 2 × 2 × 2 × 3 × 3  

∴ The positive prime number which divides 72 are 2 and 3

=> Required Set = { 2, 3}

Required Set = { 2, 3}

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