book
Maths Puzzle
Numerical Ability
Factoring Trinomials By Grouping
3n^3+12n^2-36n
Read Solution (Total 0)
book Other Question
A salesman packed 3 shirts and 6 ties. With one shirt, he could wear all six ties. With another shirt, he could wear 5 ties. With the 3rd shirt, he could only wear 2 ties. How many different combinations did he have?
7
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z^2
minus
9
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Z