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3.Find the LCM using prime factorization method. C 105, 175, 140g 92, 128d 28, 15, 42h 62,94a 72, 90b 16, 30, 42e 105, 135f 82, 1024.Find the LCM of the following numbers by common division method.a 40, 80, 120, 160b 30, 48, 120C 72, 108, 144e 39, 65, 78f 51, 102, 34g 70, 140, 350d 84, 144, 96h 63, 147, 84Please help me in answering this Question.. |
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Answer» Q3C. 5 105 _ 5 175 _ 5 140 3 21 _ 5 35 _ 7 28 7 7 _ 7 7 _ 3 3 1 _ 1 _ 1105=5×3×7175=5×5×7140=5×7×35 and 7 are common in all3,5 and 3 are non commonSo, L. C. M=common factors ×Non common factor =(5×7) ×(3×5×3) =35×45 =1575Step-by-step explanation:Others are also same.I can't WRITE all questions bcz I have short time HOPE so this helps u in Q3 |
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