if AP is 2,4,6,8find67 term and it's sum
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Step-by-step explanation:
First term a=2. common diffrence d =4-2=2.
67 term ,a67=a +(67-1)d
=2 + 66*2
=2+132
=134
sum of 67 terms=(67/2)*(a+a67)
=(67/2)(136)
=67*68
=4556
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