(x^(2)+x-2)(x^(2)-x+2)

Evaluate: lim_(x rarr2)(x^(2)-x-2)/(x^(2)-2x-sin(x-2))

Evaluate the following limit: (lim)_(x rarr2)(x^(2)-x-2)/(x^(2)-2x+sin(x-2))

Evaluate lim_(xto2) (x^(2)-x-2)/(x^(2)-2x-sin(x-2)).

Evaluate lim_(xto2) (x^(2)-x-2)/(x^(2)-2x-sin(x-2)).

Evaluate lim_(xto2) (x^(2)-x-2)/(x^(2)-2x-sin(x-2)).

The expression x^(4)+4 can be factorized as (a) (x^(2)+2x+2)(x^(2)-2x+2)(b)(x^(2)+2x+2)(x^(2)+2x-2)(c)(x^(2)-2x-2)(x^(2)-2x+2)(d)(x^(2)+2)(x^(2)-2)

Simplify : (x^(2)+1)/(x^(2)+3x+2)-(x^(2)-x)/(x^(2)+3x+2)

Find all the solutions of (x^(2)+x+2)^(2)-(x^(2)+x+1)(x^(2)+x+2)+(x^(2)+x+1)=0 .

Evaluate the following limits : lim_(x rarr 2) (x^2-x-2)/ (x^2-3x+2)