Answer:
A constant is a number that stays the same. A variable is number that doesn't remain the same.
Answer:
sample mean:: 17.92
ME = z*s/sqrt(n) = 1.8807*6.35/sqrt(47) = 1.7421
------------------------
Step-by-step explanation:
Given:
Consider the given expression is:

To find:
The simplified form of the given expression.
Solution:
We have,

Using distributive property, it can be written as:



Therefore, the correct option is A.
Answer:
F is the base or variable.
if it is asking for a simplifed version of this its -3/f
Step-by-step explanation:
Answer:
It is not true it is false.
Step-by-step explanation:
since 2^2+3^2=4^2
4+9=16
13≠16