 Hello and welcome to the session. Let us understand the following question which says, the line y is equal to mx plus 1 is a tangent to the curve y square is equal to 4x if the value of mb to 1 by 2. Now let's proceed on to the solution. Given to us, line y is equal to mx plus 1 and curve y square is equal to 4x. Now substituting y is equal to mx plus 1 in y square is equal to 4x.