AM-1131
Laws of logarithms and change of base
A Math · Secondary 4 · Medium · Laws of logarithms and change of base
Express the equation
log5x+log25(x−2)=2 as a cubic equation in
x.
- x3−2x2−625=0
- x3−2x2−125=0
- x3−4x2−625=0
- x3−4x2−125=0
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