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Maths Puzzle
Numerical Ability
x^4-5x^3+12x^2-5x-2
factorise it
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book Other Question
A chef needs to mix a 45% fat content cheese with a 20% fat content cheese to obtain 30 grams of a cheese mixture that is 30% fat. How many grams of each kind of cheese must be used?
Please help again.
5) Suppose you travel north for 65 kilometers then travel east 75 kilometers. How far are you from your starting point?
Answer:
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