Math, asked by tannu1076, 1 year ago

AN AP CONSISTS OF 70 TERM WHICH 6 TERM IS 25 LAST TERM 57 FIND 35 TERM OF AN AP​

Answers

Answered by amitnrw
8

total 70 terms

6th term = a + (6-1)d

a = first term

d = common difference

a + 5d = 25

last term = 70 th term = 57

a + 69d = 57

69d - 5d = 57-25

64d = 32

d = 0.5

a + 5(0.5) = 25

a = 22.5

35 term = a + 34d

22.5 + 34(0.5)

=22.5 +17

= 39.5

Answered by tockhoi
0

35th term is 39.5

that is the answer

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