without using formula find 15 term of an ap. 12 ,15,18,21,,,
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2
Answer:
is 495
Explanation:
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Answered by
1
Answer:
54 is the answer..
Explanation:
a=12
d= 15-12 = 3
15th term = a+(n-1)d
= 12+(15-1)3
= 12+14×3
= 12+42
= 54
Hope it helps you..
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