2(1/3) + 2(5/6) – 1(1/2) = ? – 6(1/6)
2(1/3) + 2(5/6) – 1(1/2) = ? – 6(1/6) => (7/3) + (17/6) – (3/2) = ? – (37/6) => (14 + 17 – 9)/6 = ? – (37/6) => ? = (22/6) + (37/6) => ? = 59/6 => ? = 9(5/6)
I. 6x2- 41x+13=0
II. 2y2- 19y+42=0
I. 2y2+ 13y + 15 = 0
II. 2x2+ 11 x + 12 = 0
(i) x² – 3x – 40 = 0
(ii) y² + 11y + 30 = 0
I. 8x² - 78x + 169 = 0
II. 20y² - 117y + 169 = 0
I. 8y2- 2y - 21 = 0
II. 2x2+ x - 6 = 0
I. 6y2 – 23y + 20 = 0
II. 4x2 – 24 x + 35 = 0
I. 3p² - 14p + 15 = 0
II. 15q² - 34q + 15 = 0
I. 2x2– 25x + 33 = 0
II. 3y2+ 40y + 48 = 0
I. x2 - 11x + 24 = 0
II. y² - 5y + 6 = 0
(i) 2x² – 9x + 10 = 0
(ii) 4y² – 12y + 9 = 0