Answer:
The product mass function is calculated taking different values of x=1,2,3,4.....
Answer:19
Step-by-step explanation:
Subtract then add
Answer:
is thier any way you can take a picture of what the problem is cause alot of the equation are not adding up the way you put them
Answer:
A) all real numbers greater than or equal to 2
Domain: 
Step-by-step explanation:
The variable in the radical <em>x </em>cannot be less than 0 as that wouldn’t be defined. So, the maximum that <em>x </em>can be is 0, and
. So, 0+2=2, and <em>y </em>is greater than or equal to 2.
Domain is x is greater than or equal to 0 because you cannot square a negative. So, it must not be less than 0. It could be 0 because square root of 0 is just 0.