It should be the 3rd one but idk for sure. if its not then its the 3rd one
Answer:
The rate of decrease is:
Step-by-step explanation:
Given
---- We used minus because the rate is decreasing
Required
Rate of decrease when:
The volume of the cube is:
Differentiate
Make dV the subject
Divide both sides by dt
Given that: and
<em>Hence, the rate of decrease is: 43.2mm^3/min</em>
It’s 46 hope that helps I don’t know how to put a picture of the work I did on here but I ta 46
Answering from phone so this will be a bit messy.
a
b=a+1
c=b+1=a+2
2a=b+20
Therefore:
2a=a+1+20
a=21,b=22,c=23
I don't think you need to. Only the ones Like "Science 101", etc.