Math, asked by Agamya9779, 8 months ago

Sum of the series 12+14+16+...+26

Answers

Answered by shristirajpoot789
0

Answer:

26=12+(n-1)2

8=n

sum=8/2(12+26)

sum=4*38=152

Answered by mhanifa
1

Answer:

152

Step-by-step explanation:

Series 12+14+16+...+26

  • first term = 12
  • last term = 26
  • common difference = 2

Number of terms

  • (26 -12)/2 + 1 = 8

Sum of terms

  • 1/2*8*(12+26) = 4*38 = 152
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