The 7th term of an AP is 32 and its 13th term is 62.Find the A.P.
Answers
Answered by
3
a= 2
d= 5
2,7, 12,17,22,27,32,37,42,47,52,57,62,67,72,77,82,87…………………
Hope this helps
d= 5
2,7, 12,17,22,27,32,37,42,47,52,57,62,67,72,77,82,87…………………
Hope this helps
Answered by
9
a7=a+6d
32=a+6d. (1)
a13=a+12d
62=a+12d. (2)
Eq.2-
eq.1
62=a+12d
32=a+6d
- - -
________
30=6d
D=5
Put the value of d in eq.i
32=a+6•5
32=a+30
a=2
The A.P.:-2,7,12,17.............
32=a+6d. (1)
a13=a+12d
62=a+12d. (2)
Eq.2-
eq.1
62=a+12d
32=a+6d
- - -
________
30=6d
D=5
Put the value of d in eq.i
32=a+6•5
32=a+30
a=2
The A.P.:-2,7,12,17.............
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