?????????????? "x.x" ??????????? maebee that shood be x^2 ?????
y=x^2...parabola, stat at (0,0) & kerv up tu (1,1), symmetrik bout y-axis
y=1...horizontal line
y=2-x be up abuv, so it dont appli
so get area belo the parabola =2* area belo rite half
subtrakt that from area from x-axis tu horizontal line=2*1