Question

Which one of these is not a rational number when n=3
a) n/5
b) (n-1)/4
c) (n-2)/(n-3)
d) (n-3)/(n-1)
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Answer 1

Answer:

c) (n-2)/(n-3)

Step-by-step explanation:

(n-2)/(n-3) is not a rational number because when solved it gives the value of denominator 0.