Mathematics, 02.10.2019 04:30 nadiarose6345
There are 20 identical sticks lined up in a row occupying 20 distinct places as follows: · six of them are to be chosen. (a) how many choices are there? (b) how many choices are there if no two of the chosen sticks can be consecutive? (c) how many choices are there if there must be at least two sticks between each pair of chosen sticks?
Answers: 2
Mathematics, 21.06.2019 22:30
Solve: 25 points find the fifth term of an increasing geometric progression if the first term is equal to 7−3 √5 and each term (starting with the second) is equal to the difference of the term following it and the term preceding it.
Answers: 1
Mathematics, 21.06.2019 23:30
Simplify (8x2 − 1 + 2x3) − (7x3 − 3x2 + 1). −5x3 + 11x2 − 2 5x3 − 11x2 + 2 x3 + 2x2 + x3 x3 − 2x2 − x3
Answers: 1
Mathematics, 22.06.2019 00:30
The high temp today was 62°. when nighttime comes, the temp will drop 40°. by 4am the temp will drop an additional 40°. what is the temp at 4am?
Answers: 2
There are 20 identical sticks lined up in a row occupying 20 distinct places as follows: · six of t...
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