x² - 2xy +3 y ; 5 y² + 3xy – 6x²
102 +5b? + 6ab ; 3ab ; 6a? – 262; 462 – 5 ab
(1) x² - 2xy +
(1) 4a² +562
(ii) 2x +9y-72
(iv) 2x² - 6x +3
2x+9y-72 ; 3y + 2 + 3x ; 2x - 4y- Z
2x2 - 6x +3 ; -3x“ – x-4 ; 1+ 2x - 3x?
lify; 2x² + 5x-1+8x + x2 +7–6x +3 - 3.x?
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