Answers: 1
Mathematics, 21.06.2019 20:20
Select the correct answer. what is the exact value of sin (157.5°)? a. 'sqrt(2 - sqrt(2))/2 b. *"-"'sqrt(2 + sqrt(2))/29 c.'sqrt(2 + sqrt(2))/4" d. "-"sqrt(2 + sqrt(2))/4)
Answers: 3
Mathematics, 21.06.2019 20:30
Which expression is equivalent to (4 +6i)^2? ? -20 + 48i 8 + 12i 16 - 36i 20 + 48i
Answers: 1
Mathematics, 22.06.2019 00:30
Neal buys a board game. he pays for the board game and pays $1.54 in sales tax. the sales tax rate is 5.5%. what is the original price of the board game, before tax
Answers: 3
Mathematics, 22.06.2019 03:00
The biologist has a second culture to examine. she knows that the population of the culture doubles every 15 minutes. after 1 hour and 15 minutes, her assistant found that 80,000 bacteria were present. a) what was the size of the initial population? b) predict the size of the culture at t=3 hours. what was the size of the population at 40 minutes? explain and justify your answers. c) create a graph of the population as a function of time. find an equation that can be used to predict the size of the population at any time t. d) examine the rate at which the bacteria culture is growing. how fast is the culture growing after 1 hour? after 1.5 hours? after 2 hours? use a time interval of h = 0.01 hours to estimate these rates. interpret these rates in terms of the context of the problem situation. how do these three rates compare?
Answers: 1
How to find slope and y intercept 6x-5y=15?...
English, 22.03.2021 14:10
Arts, 22.03.2021 14:10
English, 22.03.2021 14:10
Mathematics, 22.03.2021 14:10
Health, 22.03.2021 14:10
Chemistry, 22.03.2021 14:10
Mathematics, 22.03.2021 14:10
Mathematics, 22.03.2021 14:20
Biology, 22.03.2021 14:20
Biology, 22.03.2021 14:20
Mathematics, 22.03.2021 14:20
Mathematics, 22.03.2021 14:20
Mathematics, 22.03.2021 14:20
Mathematics, 22.03.2021 14:20