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The least common multiple of 9 and 15 is ___. 1 point A. 30 B. 55 C. 45 D. 75 Clear selection ​

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C. 45

Find the prime factorization of 9:

3 × 3

Find the prime factorization of 15:

3 × 5

3 × 3 × 5 = 45

The LCM of 9 and 15 is 45.

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Answer:

C. 45

Step-by-step explanation:

The multiples of 9 are: 9, 18, 27, 36, 46, 54, 63, 72 81, 90 and so on...

While the multiples of 15 are: 15, 30, 45, 60, 75, 90 and so on...

The same multiples are 45 and 90.

But the LCM or Least Common Multiple is 45.

So the answer is c. 45.

Please brainliest me. Thank you!

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