Question

Find the prime factors of the following numbers and find their LCM and HCF.
1)75,135
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Answer 1

Answer:

75=5×5×3

135=5×3×7

HCF=5

LCM=2700

Answer 2

Step-by-step explanation:

75 = 5×5×3 = 5^2×3

135 = 5×3×3×3 = 5×3^3

HCF = 5×3 =15

LCM = 5^2×3^3 = 25×27 = 675