Which of the following values of n are possible, if the middle term of (x + 3y)n is the fifth term.
Posted: Wed Jul 13, 2022 8:10 pm
a) 6, 7 or 8
b) 7, 8 or 10
c) 7, 8 or 9
d) 8, 9 or 10
b) 7, 8 or 10
c) 7, 8 or 9
d) 8, 9 or 10
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