Answer:
The expression is "t[k]".
Explanation:
In the question, it is defined that variable k refers to positive integer and variable t refers to a tuple that holds at least k+1 element. The expression for defining the kth element of t is t[k].
- Where variable t is tuple that collects a sequence of immutable (in-built) Python objects. To define tuple we use the parentheses.
- The main purpose to use tuple in this question is that it cannot be changed.
The answer is hobby. He does it because he enjoys it. There is no information of him being told or paid to collect bugs, so it is a hobby.
Answer:
200 nm
Explanation:
We need a constructive interference to see the bright reflection
we know that
where m=1 and
is the wavelength of the gasoline
so 
putting the value of m and
in thickness equation

so the thickness of the film will be 200 nm
food.
I'm a child of God snatching lost souls out of Hell
bake
I go to church
some is to much information to give thx and have a blessed day