The half-life of a radioactive substance is
25
25 years. If you start with some amount...
Mathematics, 05.05.2020 04:35, koryn4880
The half-life of a radioactive substance is
25
25 years. If you start with some amount of this substance, what fraction will remain in
75
75 years? What fraction will remain in
125
125 years?
The fraction that will remain in in
75
75 years is the following.
nothing
(Simplify your answer.)
The fraction that will remain in in
125
125 years is the following.
nothing
(Simplify your answer.)
Answers: 2
Mathematics, 20.06.2019 18:04, anglekhan101
On a coordinate grid, point p is at (4, 3) and point r is at (−2, −5). points q and s are a reflection of both points across the x-axis. what are the coordinates of q and s? q(−4, 3), s(2, −5) q(4, −3), s(−2, 5) q(−4, −3), s(2, 5) q(−4, 3), s(−2, 5) ; -; i can't figure it out, if someone can me with the answer, that would be nice
Answers: 2
Mathematics, 21.06.2019 16:00, 710jonathan
Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.
Answers: 1
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