10th term of AP 10 20 30 40 is 100 true or false – InterviewSolution

1.

10th term of AP 10 20 30 40 is 100 true or false

Answer»

TRUE because

a=10

d=10

n=10 so,

SN = a+(n-1)d

=10 +(10-1)10

=10+(9)10

=10+90

=100

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