Answer:
See explaination
Explanation:
def readFileFirstLast(filename):
# doc string
''' Function accept the filename and opens the fle
and reads all lines and strips new line character and
stores first and last in a string and return that string'''
#eception handle if file not found
try:
#opening the file
f = open(filename)
#reading the first line and striping the ne line
string = f.readline().strip()
#iterating until last line
for line in f:
pass
#concate the last line after strip the new line character to the string
string = string + " " + line.strip()
#return the string
return string
except:
#if file not found
return "File not found"
#taking the file name from user
filename = input("Enter a file name: ")
#printing the doc string in function
print("\ndoc_sting: \n"+ readFileFirstLast.__doc__+"\n")
#printing the returned string by calling the readFileFirstLast()
print("output string :")
print(readFileFirstLast(filename))
It makes the possibility of an unwanted user to break into your account much smaller.
Answer:
The total const is 13025 KWh
Explanation:
These are the steps to solve this problem:
- Convert all the powers from W to KW dividing by 1000.
- Convert all the times on minutes to hours dividing by 60.
- Then you can apply energy consumption formula
for any of the appliances. the results will be at KWh. - Sum all the consumtions and you will have the total cost.
Attached you will have a spreadsheet as a guidance. Any questions, just let me know.
The correct answer for the question that is being presented above is this one: "C=F>D>A>B>E" <span>A sign is to be hung from the end of a thin pole, and the pole supported by a single cable. Based from the 6 images, the sequence of inequalities should be C = F > D > A > B > E</span>
Visible outline.
hope this helps
