Christal's answer to Chelsia's Secondary 3 A Maths Singapore question.
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for the first equation, use lgA - lgB = lg (A/B)
for the second equation, change the equation to its exponential form ie logxY=a is also Y=x^a
for the second equation, change the equation to its exponential form ie logxY=a is also Y=x^a
Date Posted:
5 years ago
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