19. Find the sum of AP 34+32+30+.............+10
Answers
Answered by
1
Answer:
286
Step-by-step explanation:
a=34
d=-2
n = (10-34/-2) + 1 = 13
Sum = (13/2)(34+10)
= 286
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Answered by
0
Answer:
34+32+30+28+26+24+22+20+18+16+14+12+10=290
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