If all the digits of the number ‘86542319’ are arranged in descending order from left to right, what will be the sum of the third digit from the left and the second digit from the right rearrangement?
86542319 After rearranging 98654321 Required answer = 6 + 2 = 8
I. 2x2– 25x + 33 = 0
II. 3y2+ 40y + 48 = 0
I. 3x2 – 16x + 21 = 0
II. y2 – 13y + 42 = 0
I. x2 – 18x + 81 = 0
II. y2 – 3y - 28 = 0
If α, β are the roots of the equation x² – px + q = 0, then the value of α2+β2+2αβ is
...I. 4p² + 17p + 15 = 0
II. 3q² + 19q + 28 = 0
I. x2 – 12x + 32 = 0
II. y2 + y - 20 = 0
I. 20y² - 13y + 2 = 0
II. 6x² - 25x + 14 = 0
I. 40x² + 81x + 35 = 0
II. 63y² + 103y + 42 = 0
I. 2p2 - 3p – 2 = 0 II. 2q2 - 11q + 15 = 0
I. 8/(21x) - 2/7 = 0
II. 16y² - 24y +9 = 0
