exam
Maths Puzzle
Numerical Ability
2x^2 + 3xy-4y^2 when x=2 and y= -4
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exam Other Question
Both Gaussian Elimination and Cramer's rule are used for solving linear systems. If you need to solve large systems with more that three variables, which method is more effieient a
find the tenth term in the sequance:
13,17,21,25....
thanks for your time!