Mathematics, 22.10.2020 23:01 f13vsdbd
Alex wants to select
two different numbers from the set {1, 2, 3, 4, 5}. In how many ways can he do this so that the two numbers are not consecutive?
two different numbers from the set {1, 2, 3, ..., n}. In how many ways can he do this so that the two numbers are not consecutive?
three different numbers from the set {1, 2, 3, 4, 5, 6}. In how many ways can he do this so that there are no pairs of consecutive numbers among the three?
Answers: 3
Mathematics, 21.06.2019 20:50
The first side of a triangle measures 5 in less than the second side, the third side is 3 in more than the first side, and the perimeter is 17 in. how long is the third side? if s represents the length of the second side, which of the following represents the length of the third side? s-5 ws-2 s+ 3 next question ask for turn it in
Answers: 1
Mathematics, 22.06.2019 00:20
Acircle has a radius of 12.6cm what is the exact length of an arc formed by a central angle measuring 120
Answers: 1
Mathematics, 22.06.2019 03:00
The sum of four times a number and three is two times the number minus twenty nine
Answers: 2
Alex wants to select
two different numbers from the set {1, 2, 3, 4, 5}. In how many ways can he do...
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