Question 1(Multiple Choice Worth 5 points)
(08.01 LC)
A biologist created the following...
Mathematics, 17.06.2021 21:40 kdenormandie3122
Question 1(Multiple Choice Worth 5 points)
(08.01 LC)
A biologist created the following graph to show the relationship between the temperature of water (x), in degrees Celsius, and the number of insect larvae (y) in the water:
graph of y equals minus 2 times the square of x plus 20 times x plus 400
What do the x-intercepts of the graph represent?
There were 20 larvae in the water at 0 degrees Celsius.
There were 10 larvae in the water at 0 degrees Celsius.
The water had no larvae at −10 degrees Celsius and 20 degrees Celsius.
The water had maximum larvae at −10 degrees Celsius and 20 degrees Celsius.
Answers: 3
Mathematics, 21.06.2019 16:30, amir6658
Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.
Answers: 1
Mathematics, 21.06.2019 19:30, santileiva123199
Factor the following expression. 27y3 – 343 a. (3y + 7)(9y2 + 2ly + 49) b. (3y – 7)(9y2 + 2ly + 49) c. (3y – 7)(932 – 217 + 49) d. (3y + 7)(92 – 2ly + 49)
Answers: 1
Mathematics, 22.06.2019 00:00, lilacastro
The width of a rectangle is half as long as the length. the rectangle has an area of 18 square feet. what are the length and width of the rectangle?
Answers: 1
History, 05.11.2020 01:00
Mathematics, 05.11.2020 01:00
Engineering, 05.11.2020 01:00