Choose the most appropriate word to fill the blank (f)

I. 6x² + 19x + 10 = 0

II. y² + 10y + 25 = 0

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

Equation 1: x² - 36x + 288 = 0

Equation 2: y² - 36y + 320 = 0

I. 2 x ² + x  – 1 = 0                 

II. 2 y ² - 3 y + 1 = 0

I. 4p² + 17p + 15 = 0

II. 3q² + 19q + 28 = 0

I. 2x² + 5x + 2 = 0

II. 4y² = 1

I. 6p² – 7p = 5p – 7p² + 25

II. 11q² – 63q + 90 = 0

I.8^(x+3)+ 8^(-x)=72 

II. 5^(y+5)+ 5^(-x)=150 

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

Equation 1: 21x² - 122x + 160 = 0

I. (x^13/5 ÷7) = 5488 ÷ x^7/5

How many values of x and y satisfy the equation 2x + 4y = 8 & 3x + 6y = 10.