MCShakwane MCShakwane
  • 14-01-2015
  • Mathematics
contestada

Solve for x: 4^x=0.25

Respuesta :

olemakpadu
olemakpadu olemakpadu
  • 14-01-2015
 4^x  = 0.25              Let us rewrite 0.25 = 25 / 100 = 1/4. = 4^ (-1)

4^x  =  4 ^ (-1).
Since the bases are equal, then the powers would also be the same.

Therefore:    x = -1.
Cheers.
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