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Q - Determine the AP whose fifth term is 19 and the difference of the eighth term from the thirteenth term is 200
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Question⤵
Determine the AP whose fifth term is 19 and the difference of the eighth term from the thirteenth term is 200
Answer⤵
a5 = 19
a + 4d = 19 ............. (i)
Also, a13 - a8 = 20
a + 12d - a - 7d = 20
5d = 20 => d = 4 ............ (ii)
From (i) and (ii), you will get the results of 'a' and then can form the AP.....
Answered by
4
a5 = 19
a + 4d = 19 ............. (i)
Also, a13 - a8 = 20
a + 12d - a - 7d = 20
5d = 20 => d = 4 ............ (ii)
From (i) and (ii), you will get the results of 'a' and then can form the AP.....
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