book
Maths Puzzle
Numerical Ability
2)(sqrtx)^2=x Is an identity (true for all nonnegative values of x)?
Answer:
Explain your answer in this space.
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book Other Question
Express 3logbx-2logby+4logbz as a single log.
I am having trouble with this question, Find the Lowest Common Denominator of
3 7
---- and ------
x^3 xy^4
I think the answer is
xy^4
Am I right, Can someone let me know?