Plot `y=|x| and y=|x+2|`

Plot y=|x| and y=|x|+2.

Plot y=|x| and y=|x|-2.

Plot y=|x|-2 and hence f(x)=(1)/(|x|-2)

Plot y=sinx and y=2sinx.

Plot y=sinx and y=(1)/(2)sinx .

Plot y=x+sinx.

Given that y=2[x]+3 and y=3[x-2]+5 then find the value of [x+y]

Find the area between the curves y=2x and y=x^2 .

The equation of the line that touches the curves y=x|x| and x^2+(y-2)^2=4 , where x!=0, is (a) y=4sqrt(5)x+20 (b) y=4sqrt(3)x-12 (c) y=0 (d) y=-4sqrt(5)x-20