subject
Mathematics, 23.06.2019 09:30 adriana145

Grace starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 14 each week for a number of weeks, w. she writes the expression 100(14)w to find the amount of radioactive substance remaining after w weeks. ryan starts with 1 milligram of a radioactive substance. the amount of the substance decreases by 40% each week for a number of weeks, w. he writes the expression (1 – 0.4)w to find the amount of radioactive substance remaining after w weeks. use the drop-down menus to explain what each part of grace's and ryan's expressions mean.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 16:00
Asegment in the complex plane has a midpoint at 7 – 2i. if the segment has an endpoint at 11 – 3i, what is the other endpoint?
Answers: 1
question
Mathematics, 21.06.2019 20:00
You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account
Answers: 1
question
Mathematics, 21.06.2019 21:00
Meghan has created a diagram of her city with her house, school, store, and gym identified. a. how far is it from the gym to the store? b. meghan also wants to walk to get some exercise, rather than going to the gym. she decides to walk along arc ab. how far will she walk? round to 3 decimal places.
Answers: 2
question
Mathematics, 21.06.2019 21:00
Rewrite the following quadratic functions in intercept or factored form. show your work. y = x^2 + 7x + 10
Answers: 2
You know the right answer?
Grace starts with 100 milligrams of a radioactive substance. the amount of the substance decreases b...
Questions
question
Mathematics, 08.04.2021 17:40
Questions on the website: 14505533