Question

find the sum of first 10 term of an AP 2, 4,6​

Answer 1

Answer:

the answy is 110..

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Answer 2

Answer:

xn=dn+f-d

=2n+2-2

=2n

x10=2×10=20

sn=n/2(x1+xn)

=n/2(x1+x10)

=10/2(2+20)

=5×22

=110