find the LCM of 90 and 225 by Prime factorisation method
Answers
Answered by
6
3 | 90 , 225
--------------------------
3 | 30 , 75
---------------------------
5 | 10 , 25
---------------------------
| 2 , 5
LCM = 3×5×√2. = 15√2
Answered by
5
Answer:
LCM = 3 × 3 × 5
= 45
Step-by-step explanation:
90
/ \
2 45
/ \
3 15
/ \
3 5
225
/ \
3 75
/ \
3 25
/ \
5 5
common between them= 3×3×5
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