Mathematics, 26.06.2019 16:00, 314180
Eric starts with 10 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 10(12)w to find the amount of radioactive substance remaining after w weeks. andrea starts with 1 milligram of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. she writes the expression (1? 0.2)w to find the amount of radioactive substance remaining after w weeks. use the drop-down menus to explain what each part of eric's and andrea's expressions mean.
Answers: 3
Mathematics, 21.06.2019 22:00, marissastewart533
Given sinβ
= 1/3 and 0 < β
< Ο/2 ; find tan2β
a. (4β2)/9 b. 9/7 c. (4β2)/7 d.7/9
Answers: 2
Mathematics, 21.06.2019 23:00, lourdess505
Which equation is equivalent to the given expression? -(1/2y+1/4) a. -1/4(1+2y) b. 1/4(2y-1) c. -2(1/4y-1/8) d. 2(1/8-1/4y)
Answers: 1
Eric starts with 10 milligrams of a radioactive substance. the amount of the substance decreases by...
World Languages, 02.02.2021 23:10
Mathematics, 02.02.2021 23:10
English, 02.02.2021 23:10
Mathematics, 02.02.2021 23:10
Mathematics, 02.02.2021 23:10
Mathematics, 02.02.2021 23:10