Mathematics, 03.07.2019 09:30 Bbmonstr8279
Ascientist is studying red maple tree growth in a state park. she measured the trunk diameters of a sample of trees in the same month every other year. the tables show the data for two of the trees. this is the final year in which she will collect data. when her data collection is complete, she will predict future red maple tree growth. in year 13, the scientist will put tree wrap around tree 1 to protect it from the winter snow. the height of the tree wrap needs to be 45 inches. the wrap is priced by the square foot. to the nearest square foot, how many square feet of wrap does she need? a. 22 b. 44 c. 121 d. 261
Answers: 2
Mathematics, 21.06.2019 15:30
What is the domain and range of each function 1. x (3, 5, 7, 8, 11) y ( 6, 7, 7, 9, 14) 2. x (-3, -1, 2, 5, 7) y (9, 5, 4, -5, -7)
Answers: 2
Mathematics, 21.06.2019 17:00
The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?
Answers: 1
Mathematics, 21.06.2019 17:30
Colby and jaquan are growing bacteria in an experiment in a laboratory. colby starts with 50 bacteria in his culture and the number of bacteria doubles every 2 hours. jaquan starts with 80 of a different type of bacteria that doubles every 3 hours. let x equal number of days. colbys experiment follows the model: a.) y=50*2^x b.) y=50*2^8x c.) y=50*2^12x jaquans experiment follows the model: a.)80*2^x b.)80*2^8x c.)80*2^12x
Answers: 3
Mathematics, 21.06.2019 17:30
Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.
Answers: 2
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