Seudónimo Seudónimo
  • 14-03-2017
  • Mathematics
contestada

Is it true that -a^n = (-a)^n IF:

a = 3;
n = 2, 3, 4, 5?

Respuesta :

3mar 3mar
  • 14-03-2017
No, it is not true

Because (-a)^n some times gives a^n (with even powers) and other times gives -a^n  (with odd powers)

But  - a^n always gives negative!
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