Answer:
The answer is : When there is a need to copy a formula and have the references update based on the new location
Explanation:
<em>I often use this function in any spreadsheet document. Imagine, you have thousands of data in a single sheet. And you inserted one row or column. Normally, you have to update EACH CELL's formula. Imagine the work load and the effort you need to exert. But when the single cell updates all the cell's reference, formula will be affected and you don't need to re update all the cells. It saves you time and effort and worries.</em>
Answer:
Cell wall more selectively controls what goes in and out of the cell, it gives a plant cell its shape, is rigid.
Answer:
The answer is "Option (i)".
Explanation:
- In the given question, an array is defined. It is a collection of the same type of data element, which means, array stores either a numeric value or string value at a time.
- An array beta is defined, which contains 50 elements. The array elements indexing always starts with 0 which means, the first element of the array will be stored in an index value that is 0. That's why option (i) is correct.
Answer:import functools
# open your file
file = open("integers.txt", 'r')
file = file.read()
# put numbers into a list
file = file.split()
# convert list into integers
file = list(map(int, file))
# use lambda function to get average.
print(functools.reduce(lambda x, y: x+y / len(file), file, 0))
Explanation: