Question

The first seven multiples of 11

Answer 1

Answer:

YOUR ANSWER IS GIVEN BELOW

Step-by-step explanation:

The first seven multiples of 11 are 11, 22, 33, 44, 55, 66, 77.......

The above sequence forms an A.P. with a=11, d=11, tn=77, n=7

The sum of first seven multiples of 11 are,

• Sn = n/2 [t1 + tn]
• S7 = 7/2 [11 + 77]
• S7 = 7/2 × 88
• S7 = 7 × 44
• S7 = 308

HOPE IT HELPS YOU.......