Answer:
32760
Step-by-step explanation:
This is a permutation of 15 objects taken 4 at a time. To calculate this, we use the formula:

In our case, n is 15 and r is 4:

The answer is 0 unless I did the math wrong
If so someone correct me. Other than that, hope this helped!
Answer:
35
Step-by-step explanation:
4/10^2 = 0.04
which is equal to:
4x10^-2
As there are two digits behind the decimal point up to( and including the 4) thus the 10^-2
And as the digit is a 4 you multiply 10^-2 by 4
<h2>I HOPE IT WILL HELP YOU.</h2>
THANK YOU.
<h2>^ - ^</h2>