if the 9th terms of an AP exceeds the 3rd terms by 18 and 15th terms is 44.find the 25th terms?
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Answer:
Step-by-step explanation:
a9-a3= a+8d-a-2d= 18
6d = 18
d = 3
a15= a +14d = 44
a + 14(3) =44
a= 44-42=2
a25= a + 24d= 2 + 24(3) = 2 + 72 = 74
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