Answer: 
Step-by-step explanation:
You know that the given function is:

You know that you must evaluate this function for
.
Then, to evaluate the function for
, you need to substitute this value into the given function and simplify it.
Therefore, you get:

So, the answer is: 
The definition of input is What is put in, taken in, or operated on by any process or system so the data put into a computer, calculator, math problem is the input
Answer:
1 is B
2 is B
3 is D
4 is C
Step-by-step explanation:
Dont care enough to explain all of them
multipl 10×2=20 y ese es el resultado entendes ?