subject
Mathematics, 25.01.2021 22:20 leothedrifter

Nick starts with 20 milligrams of a radioactive substance. The amount of the substance decreases by 12 each week for a number of weeks, w. He writes the expression 20(12)w to find the amount of radioactive substance remaining after w weeks. Autumn starts with 1 milligram of a radioactive substance. The amount of the substance decreases by 50% each week for a number of weeks, w. She writes the expression (1βˆ’0.5)w to find the amount of radioactive substance remaining after w weeks. Use the drop-down menus to explain what each part of Nick's and Autumn's expressions mean.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 16:30
Anyone know? will mark brainliest if correct!
Answers: 1
question
Mathematics, 21.06.2019 19:00
Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.
Answers: 3
question
Mathematics, 21.06.2019 19:00
Write an introductory paragraph for this corrie ten boom and her family were faced with some difficult choices after hitler came to power. some family members paid the ultimate price. write a carefully thought-out paper of at least 200 words dealing with the following concepts: --how should a christian act when evil is in power? --what do you think it would be like to live in an occupied country? remember to proofread anything you write thoroughly.
Answers: 1
question
Mathematics, 21.06.2019 20:00
Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11
Answers: 2
You know the right answer?
Nick starts with 20 milligrams of a radioactive substance. The amount of the substance decreases by...
Questions
question
History, 17.12.2021 14:00
question
Mathematics, 17.12.2021 14:00
question
Health, 17.12.2021 14:00
question
Physics, 17.12.2021 14:00
question
History, 17.12.2021 14:00
Questions on the website: 13722363