maryam22
maryam22
17-02-2017
Mathematics
contestada
What's the difference between (-3)^2 and -3^2
Respuesta :
steve816
steve816
17-02-2017
(-3)^2 = 9
-3^2 = -9
Hope this helps!
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colleen8
colleen8
17-02-2017
Basically (-3)^2 is literally negative three times negative three so 9
In -3^2 the calculator understands
3^2 which is 9 and then makes it negative (-9) because it doesn't see the - as part of what is being squared
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