Question

20th term from the last term of the A.P. 3, 8, 13, …, 253 is
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Answer 1

Answer:

WE HAVE LAST TERM ;

SO L=253

THEREFORE......

A1=3

A2=8

COMMON DIFFERENCE D =A2-A1 =8-3 =5

FINDING 20 TH TERM FROM LAST IN AP

= L-(20-1) D

=253(19) 5

=253-95

=158

Step-by-step explanation:

THEREFORE THE 20 TH TERM FROM LAST IN AP IS 158