insert five numbers between 11 and 29 such that the resulting sequence is an Ap
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Step-by-step explanation:
11 _ _ _ _ _ _ 29
a1=11, a7=29
a7=a+6d=29
11+6d=29
6d=18
d=3
now at first dash use a+d =14
second dash use a+2d=17 then 3d and so on
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Answer:
11,15.5,20,24.5,29
Step-by-step explanation:
Let the 5 terms be a-2d,a-d,a,a+d,a+2d
a - 2d = 11 -- (i)
a + 2d = 29 -- (ii)
(i) - (ii)
-4d = -18 => d = 4.5
AP = 11,15.5,20,24.5,29
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