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Assume that x, y, and z are positive numbers. Use the properties of Logarithms to write the expression log xy^3z^5 inn terms of the logarithms of x,y, and z?

2006-12-05 02:33:36 · 3 answers · asked by hopper5191987 1 in Science & Mathematics Mathematics

3 answers

log xy^3z^5
= log x + log y^3 + log z^5
= log x + 3 log y + 5 log z

2006-12-05 02:38:24 · answer #1 · answered by Anonymous · 0 0

The logarithm of the product = sum of the logs
ie logxy= logx +logy
Now, logx^n= nlogx
So here log xy^3z^5= logx+3logy+5logz

2006-12-05 03:36:13 · answer #2 · answered by math 2 · 0 0

log x^n = n logx and log xy =log x +logy

so log y^3 = 3logy log z^5 = 5 log z

and final result log x y^3z^5 = log x+3 logy +5 logz

2006-12-05 02:45:09 · answer #3 · answered by maussy 7 · 0 0

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