exam
Maths Puzzle
Numerical Ability
For a sample of size n=60, proportion p=0.35, and 95% confidence level, the lower bound of the proportion is ______?
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I need to see how this was solved: x/x-1 - 2/1-x^2 = 8/x+1
Thank you
3x+y=5
-2x+3y+4