Question

Find the sums given below:
34+32+30.......10

Answer 1

Answer:

286

Step-by-step explanation:

34+32+30+28+26-24+22+20+18+16+14+12+10

=286

Answer 2

Answer:

286

Step-by-step explanation:

Given numbers are in Arithmetic Progression with

First term = 34

common difference, d = -2

Last term = 10

number of terms, n = [(10-34) / -2] + 1

= 13

Required SUM = (13/2) ×[34+10]

= (13/2) × 44

= 13 × 22

= 286

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