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21-12-2017
Mathematics

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Solve the logarithmic equation. Round to the nearest ten-thousandth if necessary. log 8x^3 = 4

Respuesta :

21-12-2017

log (8 x³) = 4

Raise 10 to the power of
each side of the equation:

8 x³ = 10,000

Divide each side by 8 :

x³ = 1,250

Take the cube-root of each side:

x = ∛1,250 = 10.772 (rounded)

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