Math, asked by vkei, 6 months ago

Which term of the A.P 43, 46, 49, 52 ….. is 153 more than the 20th term

Answers

Answered by Anonymous
19

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3, 15, 27, 39…….

a n=a+(n−1)d

a=3,d=15−3=12

n=54

a

54

=a+(n−1)d

=3+(54−1)×12

=3+53×12

=639

Term which is 132 more than its 54th term is – 639 +132 = 771.

a n=771

771=a+(n−1)d

771=3+(n−1)12

771=3+(n−1)12

64=n−1

n=65

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