Abhijit Guha Solutions for Chapter: Quadratic Equations, Exercise 2: Practice Problems Level 2

Solve this equation and give answer.

I. $4{\mathrm{x}}^2+20\mathrm{x}+21=0$

II. $2{\mathrm{y}}^2+17\mathrm{y}+35=0$

Solve this equation and give answer.

I. ${\mathrm{x}}^2-14\mathrm{x}+48=0$

II. ${\mathrm{y}}^2+6=5\mathrm{y}$

Solve this equation and give answer.

I. $38{\mathrm{x}}^2-3\mathrm{x}-11=0$

II. $28{\mathrm{y}}^2+32\mathrm{y}+9=0$

Solve this equation and give answer.

I. $2{\mathrm{x}}^2-13\mathrm{x}-189=0$

II. $2{\mathrm{y}}^2+3\mathrm{y}-189=0$

Solve this equation and give answer.

I. ${\mathrm{x}}^2+30\mathrm{x}+81=0$

II. ${\mathrm{y}}^2-9\mathrm{y}-162=0$

Solve this equation and give answer.

I. $4{\mathrm{x}}^2-25\mathrm{x}+39=0$

II. $18{\mathrm{y}}^2-15\mathrm{y}+3=0$

Solve this equation and give answer.

I. $4{\mathrm{x}}^2-15\mathrm{x}-46=0$

II. $6{\mathrm{y}}^2+35\mathrm{y}+46=0$

Solve this equation and give answer.

I. $3{\mathrm{x}}^2-21\mathrm{x}+18=0$

II. ${\mathrm{y}}^2-13\mathrm{y}+42=0$