Q4 In the AP 5, ?, ?, 19/2, find the missing
terms
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AP : 5 , ? , ? , 19/2
19/2 = a + 3d
19/2 = 5 + 3d
19/2 - 5 = 3d
19/2 - 10/2 = 3d
(19-10)/2 = 3d
9/2 = 3d
9/2 x 1/3 = d
3/2 = d
a + d = a2
5 + 3/2 = a2
10/2 + 3/2 =a2
13/2 = a2
13/2 + 3/2 =a3
16/2 = a3
therefore the missing terms are 13/2 and 16/2
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