N
in
www.
/>nents-delivery/ua/mt/launch/49054 729/45399842/ahr0chm6ly9m mi5hchauzwrt...
Mathematics, 23.09.2019 20:10 carterh166
N
in
www.
/>nents-delivery/ua/mt/launch/49054 729/45399842/ahr0chm6ly9m mi5hchauzwrtzw50dwouy29tl2x0yxjuzxi vc2vjb25kyxj5loxlyxjuaw5nugf0a
all
d
w
w
w
with
w
w /> />w
w
/>
www.
ww
w
=
nations and inequalities: mastery test
w
w
m
e
w
/> .
.
.
.
/>
/>ww
/>researchers are monitoring two different radioactive substances. they have 300 grams of substance a which decays at a rate of 0.15%. they
have 500 grams of substance b which decays at a rate of 0.37%. they are trying to determine how many years it will be before the substances
have an equal mass.
/>ees
we
home
www.
ww
el
..
/>
www.
/> />
w
/>
..
/>.
if mrepresents the mass of the substance and t represents the elapsed time in years, then which of the following systems of equations can be
used to determine how long it will be before the substances have an equal mass?
..
оа.
.
ww. www.
/>m
..
= 300e -0.00156
ww
..
..
-
m
ww.
www.
= 500e-0.00371
.
w .
w
..
/>
ww
www.
w
w
w
w..
w
ww
/>
w
w
.
/> />
ob.
a
m
= 300e0.00156
www.
m
www.
m = 5000.0037
w
Answers: 1
Mathematics, 21.06.2019 19:30, leilanimontes714
Solve the following simultaneous equation by using an algebraic method (either substitution or elimination) 2x + 3y=-4 4x-y=11
Answers: 1
History, 29.12.2020 18:20
Mathematics, 29.12.2020 18:20
Mathematics, 29.12.2020 18:20
Mathematics, 29.12.2020 18:20
Mathematics, 29.12.2020 18:20