exam
Maths Puzzle
Numerical Ability
what is the product of x^2-x-6/x^2-3x+2 X 2x^2-6x+4/x^2-2x-3?
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exam Other Question
How do you solve this exactly?
log(x+20)-log(x+2)=log x
can you please help me with this problem.
Roger has read a report that the weights of adult male siberian tigers have a distribution which is approximately normal with mean u=