el5aN2ickyRodr el5aN2ickyRodr

14-10-2016
Mathematics

Answered

Which of the following is the solution to the equation 25^(z - 4) = 125 ? Select one: A. z = 5.5. B. z = 3.5. C. z = -2.5. D. z = -0.5.

Verified Answer :

Anonymous Anonymous

17-10-2016

I hope this helps you

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itzsoulless itzsoulless

09-12-2020

Answer:

5.5

Step-by-step explanation:

To start you would put the equation into logarithmic form

z+4=log25 125 then we put the new equation into change base formula

z=log 125/ log 25 +4 (we had to isolate the z) and then we input that equation into the calculator and get 5.5

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