Question

find LCM of 9 and 4 with explanation​

Answer 1

Answer:

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

LCM of ( 4,9) is 36

Answer 2

Step-by-step explanation:

• Find the prime factorization of 4

4 = 2 × 2

• Find the prime factorization of 9

9 = 3 × 3

• Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:

• LCM = 2 × 2 × 3 × 3
• LCM = 36