[" Sum of "n" terms of series "12+16+24+40],[+......" will be "]

Sum up to n terms the series

79.Sum of first 10 terms of series 12+16+24+40+... will be

Sum to n terms of the series 2+6+12+20+.. is,

Find the sum to n terms of series 2+6+12+20+.........

Sum of n terms of series 12+16+24+40+.... (A) 2(2^(n)-1)+8n (B) 2(2^(n)-1)+6n(C)3(2^(n)-1)+8n(D)4(2^(n)-1)+8n

Sum of n terms of series 12+16+24+40+.... (A) 2(2^n -1)+8n (B) 2(2^n-1)+6n (C) 3(2^n-1)+8n (D) 4(2^n-1)+8n

complete the series 10, 12, 16, 24, 40, ….

Prove that when 1 is added to the sum of n terms of the series {8+16+24+…}, the result will be perfect square.

Find the sum of n terms of the series 1 + 9 +24 + 46 + 75.........................