exam
Maths Puzzle
Numerical Ability
I need some help on this equation. I need to use the gauss-jordan method solving by matrices. thanks
4x - 2y = 3
-2x + 3y = 1
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exam Other Question
1.) 2x^2 - 5x + 7 ÷ X - 2
2.) a^3 + b^3 + c^3 - abc ÷ a + b + c
3.) 9m^2 + 25 ÷ 3m + 5
4.) 6x^2 - 11 x + 21 ÷ x + 3
what is the equation of the perpendicular bisector of the line between the poins (2,2)and (6,6)
96