What is the probability that you will get a 3-digit combination correct if no digits in the combination can be repeated?
110
1504
1720
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Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

Officer brimberry wrote 32 tickets for traffic violations last week, but only 4 tickets this week. what is the percent decrease? give your answer to the nearest tenth of a percent.

What is the total surface area of the square pyramid