find the 7th term from the end of ap 7,10
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Answer:
a7 = 1
Step-by-step explanation:
an = 10
d= 3
an = a + (n - 1)d
10= a + (10-1) 3
10 = a + 27
a = -17
a7 = a + 6d
= -17 + (6x3)
= -17 + 18
= 1
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