exam
Maths Puzzle
Numerical Ability
given x^2-(6+3i)x+k=0 has a solution of 3, find the value of k, and find a second solution.
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exam Other Question
what is 4x-9>-7
This is not making sense to me. I don't understand how to get the inequalitites so I can graph.
3 - 3 > 6
3x + 2y > 12