Answer:

Step-by-step explanation:
By definition, we can write ln instead of log. WHEN??
Whenever the base of the logarithm is the number "e".
Hence, when we have:

We can write it in shortcut as:

Hence, ln x can also be written as 
Fourth answer choice is right.
The answer is 7/16 in decimal it would be 0.4375 hope this helps
The answer would be 720 because you times all sides length times width times height
Answer:
d
Step-by-step explanation:
d does not have any repeaing decimals, or any other type of irrational number
Answer:
Thomas can buy 4 strands.
Step-by-step explanation:
We need to round $11.86 to the nearest dollar, which is $12.
Now we ask ourselves, "how many times does 12 go into 50 without going over?"
12 × 4 = 48
12 can go into 50 4 times.