Question

Q5- Which from the following is a prime factorisation : *
1 point
54 = 2 × 3 × × 9
114 = 2 × 3 × 19
180 = 2 × 2 × 3 × 15
144 = 2 × 2 × 4 × 3 × 3

Answer 1

Answer:

114 = 2×3×19 is correct prime factorisation.

Step-by-step explanation:

As in other statements all factors are not prime numbers. In first statement 9 can also be written as 3×3.

In third statement 15 can also be written as 5×3.

In fourth statement 4 can be written as 2×2.

hope it helps you!

Answer 2

Answer:

The answer is 114=2x3x19

Step-by-step explanation:

For the first option, 54, 9 is not a prime number.

For the third option, 180, 15 is not a prime number.

For the last option, 144, 4 is not a prime number

For the second option, 114(which is the correct option), 2, 3 and 19 are prime numbers, making the second option the correct option.