Question 471552
  <pre><font face = "Tohoma" size = 4 color = "indigo"><b> 
Hi
z= -1.99 and z= -0.22
{{{drawing(400,200,-5,5,-.5,1.5, graph(400,200,-5,5,-.5,1.5, exp(-x^2/2)), green(line( -1.99,0, -1.99,exp(-1.99^2/2)),line( -0.22
,0,-0.22,exp( -0.22^2/2))),locate(4.8,-.01,z),locate(4.8,.2,z))}}}

Area between(Green Lines) = .4129 - .0233 = .3896