The 18 term of an AP is 30 more than its 8 term. If the 15 term of the AP is
48. Find the AP.
Answers
Answered by
2
Answer:
6,9,12,15.....
Explanation:
a+17d=a+7d+30
10d=30
d=3
Again,
a+14d=48
a+14*3=48
a=6
Now AP be. 6,9,12........
Answered by
0
Answer:
A18=a(18-1)d
A18=a+17d
A8=a+(8-1)d
A8=a+7d
ATQ
A18-a8=30
A+17d-A-7d=30
10d=30
D=3
But A15=48
A+14d=48
A+14(3)=48
A+52=48
A=-4
AP=. - 4,-1,2,5,8,11
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