If A={1, 2, 3, 4, 5, 6), B = {1, 2, 3, \dots 8, 9}. Then the number of strictly increasing functions from A $ ightarrow$ B such that f(i) $
eq$ i $\forall$ i = 1, 2, 3, 4, 5, 6 are

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If A={1, 2, 3, 4, 5, 6), B = {1, 2, 3, \dots 8, 9}. Then the number of strictly increasing functions from A $ightarrow$ B such that f(i) $
eq$ i $\forall$ i = 1, 2, 3, 4, 5, 6 are

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If A={1, 2, 3, 4, 5, 6), B = {1, 2, 3, \dots 8, 9}. Then the number of strictly increasing functions from A $\rightarrow$ B such that f(i) $\neq$ i $\forall$ i = 1, 2, 3, 4, 5, 6 are

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If A={1, 2, 3, 4, 5, 6), B = {1, 2, 3, \dots 8, 9}. Then the number of strictly increasing functions from A $\rightarrow$ B such that f(i) $\neq$ i $\forall$ i = 1, 2, 3, 4, 5, 6 are