Find the tenth term of an A.P 15 ,10, 5……….
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1
Answer:
-30
Step-by-step explanation:
a1 = 15
d = -5
an = a + (n-1)d
a10 = 15 + (10 - 1)(-5)
= 15 - 5(9)
= 15 - 45
= -30
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