I. 3p² - 11p + 10 = 0 3p² - 6p - 5p + 10 = 0 ⟹ 3p (p - 2) - 5 (p - 2) = 0 ⟹ (3p - 5) (p - 2)= 0 ⟹ p = 5/3, 2 II. 2q² + 13q + 21 = 0 ⟹ 2q² + 7q + 6q + 21 =0 ⟹q(2q + 7) + 3(2q + 7)= 0 ⟹ (2q + 7) (q + 3)= 0 ⟹ q = -7/2 , - 3 ∴ p > q.
I. x − √2401 = 0
II. y2 − 2401 = 0
I. 117x² + 250x + 117 = 0
II. 54y² -123y + 65 = 0
I. 8x2- 2x – 15 = 0
II. 12y2- 17y – 40 = 0
Quantity I: The price of rice is decreased by 30%, by how much % the consumption is increase so that the expenditure will decreased by 10%?
Quant...
I. 2x2- 15x + 25 = 0
II. 3y2- 10y + 8 = 0
One of the roots of equation bp2 — (9b+3)p + 64 = 0 is 8, Determine the others root.
I. 2y2– 19y + 35 = 0
II. 4x2– 16x + 15 = 0
I. (y – 5)2 – 9 = 0
II. x2 – 3x + 2 = 0
I: x2 + 31x + 228 = 0
II: y2 + 3y – 108 = 0
I. 6 y² + 11 y – 7= 0
II. 21 x² + 5 x – 6 = 0
