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What is the highest power of 3 in the prime factorisation of 234 ?
Question

What is the highest power of 3 in the prime factorisation of 234 ?

A.

3

B.

4

C.

5

D.

2

Correct option is D

.Given:

The number is 234.

Formula Used:

To find the highest power of a prime p in the prime factorization of a number n , we use the following method:

1. Divide n by p repeatedly until it is no longer divisible.

2. The highest power is the number of times n is divisible by p .


Solution:

1. Divide 234 by 3:

234÷3=78234 \div 3 = 78

2. Divide 78 by 3:

78÷3=2678 \div 3 = 26

3. Divide 26 by 3: 26 is not divisible by 3.


Thus, 234 can be written as:

234=32×26234 = 3^2 \times 26


Final Answer:

The highest power of 3 in the prime factorization of 234 is 323^2​ .


Final Answer:

Option D) 2

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