Seudónimo Seudónimo
  • 21-11-2017
  • Mathematics
contestada

I need someone to check my answer.

so this problem: -mn is rewrote as -1 . m . n correct?

(the dots are in place of multiplication signs.)

Respuesta :

2305047
2305047 2305047
  • 21-11-2017
Yes, that is correct. 
If you took everything apart, -m is actually -1*m. mn=m*n
Answer Link
8317741461rq
8317741461rq 8317741461rq
  • 21-11-2017
I believe it is A gas surrounding the earth or other planets
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