Sketch the graph of `f(x)=(x^(2)-1)/(x+1)`.

Sketch the graph of f(x)=x e^(x)

Sketch the graph of f(x)=(x^(2))/(sqrt(x+1)) .

Sketch the graph of f(x)=(1)/(x-2) .

Sketch the graph of f(x)=(|x|)/(x), f(0)=1. From the graph examine the continuity of f(x) at x = 0.

Sketch the graph of {:((i) f(x)=sgn(x^(2)+1),(ii) f(x)=sgn(log_(e)x)),((iii) f(x)=sgn(sin x), (iv) f(x)=sgn(cos x)):}

Sketch the graph of {:((i) f(x)=sgn(x^(2)+1),(ii) f(x)=sgn(log_(e)x)),((iii) f(x)=sgn(sin x), (iv) f(x)=sgn(cos x)):}

Sketch the graph of y=(2^(x))/(2^(|x|))

Sketch the graph of y=(2^(x))/(2^(|x|))

Sketch the graph of y=(2^(x))/(2^(|x|))

Sketch the graph of y=(2^(x))/(2^([x]))