1.Consumer's surplus P1 h,(P,P-I,u) h,(pi,p_i,u) Is here a mistake? +t x(P12p1,w) h,(pi+t,p_, u) h(pi+t, p_, u)1.Consumer’s surplus p1 x1 0 1 1 1 h p u ( , , ) p− 1 1 1 x p w ( , , ) p− 1 1 1 1 h p u ( , , ) p− 0 1 p 0 1 p t + 0 1 1 1 1 h p t u ( , , ) + p− 0 0 1 1 1 h p t u ( , , ) + p− Is here a mistake?