MCShakwane MCShakwane

14-01-2015
Mathematics

contestada

Solve for x: 4^x=0.25

Respuesta :

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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