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Solve graphically and compare your answer with algebraic solution either by factorization or formula method: (i) y=x^(2)-5x+6 (ii) y=-x^(2)+2x+3 (iii) y=x^(2)-4x+4 (iv) y=x^(2)-x-6 (v) y=x^(2)-6x+9 (vi) y=-x^(2)-x+12 (vii) y=x^(2)-4x+5=0 (viii) y=x^(2)+2x+2=0. |
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