धनी शब्द का विलोम -

I. 5x² – 7x – 6 =0

II. 2y² – 5y – 7 =0

What is the nature of the roots of the quadratic equation x² – 5x + 7 = 0 ? 

I. 63x² + 148x + 77 = 0

II. 21y² + 89y + 88 = 0

I. x² – 10x + 21 = 0

II. y² + 11y + 28 = 0

I. 4x² – 53x – 105 = 0

II. 3y² – 25y + 48 = 0

I. x ² + 5 x  + 6 = 0                 

II. y²+ 7 y  + 12= 0

I. x² – 18x + 81 = 0

II. y² – 3y - 28 = 0

I.  2^(x+2)+ 2^(-x)=5

II.  (1/(y+1)+ 1/(y+5))=(1/(y+2)+  1/(y+4))

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

Equation 1: x² - 45x + 450 = 0

I. 3p² - 17p + 22 = 0

II. 5q² - 21q + 22 = 0