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2x 2 7x 4
2x 2 7x 4 pictures 5
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2x 2 7x 4
2x 2 7x 4 find zeros
2x 2 7x 4 0 discriminant
2x 2 7x 4 0 number of roots
2x 2 7x 4 0 solution
2x 2 7x 4 0 completing the square
2x 2 7x 4 factorise
2x 2 7x 4 x 2 8
2x 2 7x 4 0 quadratic formula
2x 2 7x 4 0
2x 2 7x 4
