Mathematics
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OpenStudy (anonymous):
i need help on on this order of operation problem
it says solve it
will fan and give medal to anyone who helps
the problem is attached below
8 years ago
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OpenStudy (anonymous):
8 years ago
OpenStudy (anonymous):
Follow PEMDAS
First look at what is inside the parenthesis
Then look at the exponents.
Next is multiplication and division from left to right
Last is addtion and subtraction from left to right
8 years ago
OpenStudy (anonymous):
ok so i would first solve
(-8+(-4)^2-6)
8 years ago
OpenStudy (anonymous):
-12/3 *(-8+(-4)^2-6) + 2
-4*(-8+16-6)+2
-4*(2)+2
16+2
18
8 years ago
OpenStudy (anonymous):
yes
8 years ago
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OpenStudy (anonymous):
ok when i solved it i got 8
8 years ago
OpenStudy (anonymous):
I made a mistake.
8 years ago
OpenStudy (anonymous):
It is 10
8 years ago
OpenStudy (anonymous):
so is what i got right ?
8 years ago
OpenStudy (anonymous):
can you show me you work ?
8 years ago
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OpenStudy (anonymous):
No try again, look at how i solved till when i got to 4 times 2
8 years ago
OpenStudy (anonymous):
oh that makes sense.
so culd you tell me where i messed up ?
8 years ago
OpenStudy (anonymous):
I am not sure, can you show me what you did?
8 years ago
OpenStudy (anonymous):
but i actually got -6
8 years ago
OpenStudy (anonymous):
so on the 4*(-2)
thats -8+2
=-6
8 years ago
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OpenStudy (anonymous):
everything else we solved the same
8 years ago
OpenStudy (anonymous):
how did you get -2
8 years ago
OpenStudy (anonymous):
oh nvm
8 years ago
OpenStudy (anonymous):
you are right
8 years ago
OpenStudy (anonymous):
sorry not -2 it was -4 *2
8 years ago
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OpenStudy (anonymous):
good job
8 years ago