If a line has direction ratios 2, -1, -2, determine its

I. 4p² + 17p + 15 = 0

II. 3q² + 19q + 28 = 0

I:  x² - 33x + 242 = 0

II:  y² - 4y - 77 = 0

I. x² - 208 = 233

II. y² + 47 - 371 = 0

I. 2b² - 37b + 143 = 0

II. 2a² + 15a - 143 = 0

Solve the quadratic equations and determine the relation between x and y:

Equation 1: x² - 45x + 450 = 0

I). p² + 22p + 72 = 0,

II). q² - 24q + 128 = 0

I. √(74x-250 )– x=15

II. √(3y²-37y+18)+ 2y=18

I. 3y² - 20y + 25 = 0

II. 3x² - 8x + 5 = 0

I. 2y² - 15y + 18 = 0

II. 2x² + 9x - 18 = 0

Solve the quadratic equations and determine the relation between x and y:

Equation 1: 103x² - 470x + 367 = 0

Equation 2: 107y² - 504y + 397 = 0