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tensa zangetsu [6.8K]
3 years ago
10

Number 28 plz?????!!?!???

Mathematics
1 answer:
Misha Larkins [42]3 years ago
5 0
We are asked whether 8^2 - 4 divided by 2 + 2 = 65.  
                                       64 - 4     divided by 4 is
                                          60 div by 4 = 15.  No, 65 is not correct.

Let's try again, following Order of Operations rules:

Anything within parentheses is done first, followed by exponentiation.  After that it's mult. or div., and after that it's addn. or subtr.

8^2 - 4 divided by 2 + 2 = 65
Do 8^2 first; correct result is 64.  
"-4 div by 2" is -2; adding 2 results in zero.
Then we have 64 = 65 (which is false.
Are you positive that the original problem included a '65,' not a '64?'


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