which term of the ap 14, 11, 8,...is -1?
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Step-by-step explanation:
A.P = 14, 11, 8, … -1
a = 14 ,. d = 11 - 14. = -3
an = -1
an = a + (n - 1) d
-1 = 14 + (n-1) (-3)
-1 = 14 - 3n + 3
-1 =. 17 - 3n
3n = 17 + 1
3n = 18
n = 18/3
n = 6
it is 6th term of the A.P
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