3 times the sum of 8 and 4
3(8 + 4) <== ur expression
29kn are equal to cn 2900000
Hope it was right.
Answer:
a) , b) , c) , d)
Step-by-step explanation:
a) Let assume an initial mass m decaying at a constant rate k throughout time, the differential equation is:
b) The general solution is found after separating variables and integrating each sides:
Where is the time constant and
c) The time constant is:
The particular solution of the differential equation is:
d) The amount of radium after 300 years is:
Another way to name an angle is by the point where the angle is, so in your question, it is <F
Whenever they say <ABC (any random letters), the middle letter is another way to name it