Powerful quadratics

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partitions range sums sequences sport christmas geometry division integration crosswords digits spheres star numbers time unit fractions numbers volume parabolas crossnumbers square roots proportion surds median factorials calculus money crossnumber products gerrymandering prime numbers fractions irreducible numbers indices sum to infinity scales ave books colouring graphs bases tiling digital clocks hexagons grids chocolate polygons balancing algebra doubling rugby complex numbers squares dice perfect numbers angles addition circles lines chess cryptic clues clocks floors coins quadratics factors chalkdust crossnumber symmetry remainders dodecagons dominos area shapes dates means menace perimeter triangles coordinates advent arrows wordplay cards multiplication pascal's triangle folding tube maps regular shapes probability games mean probabilty ellipses integers shape triangle numbers rectangles 3d shapes palindromes square numbers differentiation planes odd numbers cryptic crossnumbers 2d shapes logic averages elections trigonometry people maths cube numbers percentages multiples functions speed the only crossnumber number taxicab geometry routes


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