Find the exponential generating series for the number of functions f : a → b f: a→b where a = { 1 , 2 , . . , n } a={1,} and b = { 1 , 2 , . . , m } b={1,} such that the preimage set of every element of b b is at least size four, i. e., # f − 1 ( j ) ≥ 4 #f−1(j)≥4 for each j ∈ b j∈b.

1. preform the indicated operation. then estimate to see whether the proposed result is reasonable. 811.1 - 8.039 803.071 803.061 803.161 831.061 2. the ordered pair (1, 2) lies in which quadrant? quadrant ii quadrant iv quadrant iii quadrant i 3. sean tries to drink 3 liters of water every day how my millimeters of water does he drink in a day? 0.3 ml 0.003 ml 3,000 ml 30 ml 4. find the least common multiple. (lcm). 10, 36 5 180 20 360

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Write the fraction or mixed number and the decimal shown by the model