exam
Maths Puzzle
Numerical Ability
Simplify the logarithmetic expression log 1000 - log(10^-1) + logsqrt10.
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exam Other Question
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x^2/x-5+4x-45/x-5
Thank you in advance
3x^2+7=31
7n^2-6=15
5x^2-12=5
what does x =