समांतर श्रेणी 9.5.1-3.
का 10वा पद ज्ञात कीजिए।
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Answer:
-27
Step-by-step explanation:
9 , 5 , 1 , -3
Here a = 9 and d = 5 - 9 = -4
So, 10th term = a + 9d
= 9 + 9 (-4)
= 9 - 36
= - 27
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