Find the Hcf and Lcm of the following given pairs of numbers by prime factorisation method 120,90
Answers
Answered by
0
Answer:
30, 360
Step-by-step explanation:
Write the given numbers into product
of prime.
120 = 2 × 2 × 2 × 3 × 5
= 2³ × 3 × 5
90 = 2 × 3 × 3 × 5
= 2 × 3² × 5
HCF( 90, 120) = 2 × 3 × 5 = 30
LCM( 90 , 120 ) = 2³ × 3² × 5 = 360
Answered by
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Answer:
2x2x3x5x5x=120
3x3x5x5=90
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