Select the INCORRECTLY spelt

I. 5x² - 24 x + 28 = 0    

II. 4y² - 8 y  - 12= 0    

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

Equation 1: 3x² + 6x - 9 = 0

Equation 2: 2y² - 16y + 32 = 0

I. 2x² - 9x + 10 = 0

II. 3y² + 11y + 6 = 0

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

Equation 1: x² - 34x + 285 = 0

Equation 2: y² - 26y + 165 = 0

I. 4p² + 17p + 15 = 0

II. 3q² + 19q + 28 = 0

A and B are the roots of equation x² - 13x + k = 0. If A - B = 5, what is the value of k?

I. 7x² + 52x + 21 = 0

II. 6y² + 7y - 24 = 0

I. 2x² - 9 x + 9 = 0 

II. 2y² - 7 y + 3 = 0

I. 18p²- 21p + 6 = 0      

II. 16q² - 24q +9 = 0

I. 20x² - 93x + 108 = 0

II.72y² - 47y - 144 = 0