Very sneaky noticing this pattern in the answers.
Remove the polynomials that have positive real elements of their roots.
Determine if a Given Number is a Triangle Number
Whether the input is vector?
Area of a triangle
Lights Out 3 - 5x5, 6 moves
The 5th Root
Lights Out 1 - 5x5, 3 moves
Tic Tac Toe Solver
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