solve the quadratic equations.

Consider the quadratic equation x^2+x+1=0 Solve the quadratic equation.

Solve the following quadratic equations by factorisation method: complete the following activity to solve the quadratic equation sqart2x^2+7x+5sqrt2=0 by factorisation method:

Using the quadratic formula ,solve the quadratic equation : x - 31/x = 0

Solve the quadratic equation. 8x ^2−22x−21=0

Using the quadratic formula, solve the quadratic equation: x^2– 9x + 14 = 0

16/n-1=15/(n+1), n!=0,-1 then solve the quadratic equation in n

Use formula to solve the quadratic equation : x^2 + x - (a + 1) (a + 2) = 0.

Solve the quadratic equation sqrt3x^2+4x-7sqrt3=0 by factorisation method.

Solve the quadratic equation for x: ( 2 x + 3)^(2) = 25

(b)Solve the quadratic equation x^2+x+1=0