Mathematics, 26.02.2020 06:02 eggyhz1980
We want to tile an n × 1 strip with tiles of two types: 1 × 1 tiles that are dark-blue light-blue. and red, and 2 × 1 green tiles. Give a formula for the number of such tilings Tn, considering that blue tiles cannot be next to each other. Your solution must include a recurrence equation (with initial conditions!), a . You do not need to solve it
Answers: 1
Mathematics, 21.06.2019 14:00, lovelysoul4698
You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣
Answers: 2
Mathematics, 21.06.2019 19:30, markel19
The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)
Answers: 3
Mathematics, 21.06.2019 21:40, carson5238
If angle b measures 25°, what is the approximate perimeter of the triangle below? 10.3 units 11.8 units 22.1 units 25.2 units
Answers: 2
We want to tile an n × 1 strip with tiles of two types: 1 × 1 tiles that are dark-blue light-blue. a...
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