1.

If ax = by = cz and b2 = ac then y =

A. \(\frac{{xz}}{{x + y}}\)
B. \(\frac{{xz}}{{2\left( {x - y} \right)}}\)
C. \(\frac{{xz}}{{2\left( {z - x} \right)}}\)
D. \(\frac{{2xz}}{{z + x}}\)
Answer» E.


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