Question

find the common difference of an ap whose nth term is 5_6n

Answer 1

the common difference is -6 bro

Answer 2

Tn = 5+ 6n
a + (n-1) d = 5 +6n
a + (n-1) d = 11 - 6 + 6n
a + (n-1) d = 11 - 6(n-1)

Comparing both sides, we get

a = 11
d = -6

Hope it helps you

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