Find the 7th term from the end of the Ap.7.10.13....184
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Given AP : 7,10,13 .....184
Common difference = a2 - a1 >> 10-7 =3
common difference (d) = 3
First term of AP (a1 ) = 7
Seventh term a7 = a+6d
a7 = 7 + 6(3)
a7 = 7 + 18
a7 = 25
____________________
Given AP : 7,10,13 .....184
Common difference = a2 - a1 >> 10-7 =3
common difference (d) = 3
First term of AP (a1 ) = 7
Seventh term a7 = a+6d
a7 = 7 + 6(3)
a7 = 7 + 18
a7 = 25
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