the sum of 4th and 8th terms of an A.P. is 24 and the sum of 6th and 10th terms is 44.Find the A.P.
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Answered by
3
a+3d+a+7d=24
2a+10d=24
a+5d=12
a=12-5d
a+5d+a+9d=44
2a+14d=44
2(12-5d)+14d=44
24-10d+14d=44
24+4d=44
4d=20
d=5
a=12-5(5)
a=12-25
A=-13
So ap will be -13,-9,-4,1
2a+10d=24
a+5d=12
a=12-5d
a+5d+a+9d=44
2a+14d=44
2(12-5d)+14d=44
24-10d+14d=44
24+4d=44
4d=20
d=5
a=12-5(5)
a=12-25
A=-13
So ap will be -13,-9,-4,1
Lily06:
thnku
Answered by
0
a+3d+a+7d=24
2a+10d=24
a+5d=12
a=12-5d
a+5d+a+9d=44
2a+14d=44
2 (12-5d)+14d=44
24-10d+14d=44
24+4d=44
4d=20
d=20/4
d=5
a=12-5 (5)
a=12-25
a=-13
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