If A=[234−348], B=[−147−3−25] and A+B=[1abc213], then find the value of a+b+c.
If A = {3, 6, 9, 12, 15, 18, 21} B = {2, 4, 6, 8, 10, 12, 14, 16} C = {5, 10, 15, 20}
AB 1. B−C A. {5,10,20} 2. A−C B. {3,9,15,21} 3. C−(A−B) C. {3,6,9,12,18,21} 4. C∩(A−B) D. {15} E. {2,4,6,8,12,14,16}
If a+b+c=15 and a2+b2+c2=83 then find the value of a3+b3+c3−3abc