Math, asked by akbarudeen5632, 8 months ago

Which term of the ap 7,12,17 is 125 more than its 13th term.

Answers

Answered by sanganipalak974

6

Answer:

7+9*5=52

Step-by-step explanation:

Answered by upadhyaymuskan930

22

a=7

d=5

an=125

find a13=?

we know that. an=a+(n-1)d

125=7+(n-1)5

125=7+5n-5

125=2+5n

125-2=5n

123/5=n

Than we find a13=?

a13=7+(123/5-1)5

a13=7+(123-5/5)5

a13=7+(118/5)5

a13=7+590/5

a13=35+590/5

a13=625/5

a13=125

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