Answer:
13
Step-by-step explanation:
9 + 1` = 10
23 - 10 = 13
Answer:
I wish I knew this maybe use the brainy scanner it could help you or google.
Answer:
The solution is:

Step-by-step explanation:
The first step to solve this equation is placing everything with the logarithmicto one side of the equality, and everything without the exponential to the other side. So

It already is in the desired format.
Now, we have that, since e and ln are inverse operations

So, we apply the exponential to both sides of the equality


Answer:
1. 660.52
2. 572.56
3. 283.53
4.254.47
5. 63.62
6. 380.13
Step-by-step explanation:
do πr²
r = radius
if you have a diameter like question 4 divide by 2 and you get radius