I need help with my calculus home work

Q1 FOR The POINTS ( 2,3) And ( - 4,1) Please Find ( a) Distance between Points ( b) mid-Point of the line Segment Joining The Pain ( ( ) Slope of the line Passing Through the Point ( d ) An Equation of the line Passing through the painTy Q 2 For the Point (12 - 3) find an equation of the Line Passing through it and satisfying the given condition ( a) Parallel to the x-axis ( b ) perpendicular to the X-AXIS ( C ) PARAlles to the line - 47 + 5 4 = - 3 (d ) Perpendicular to the line 52- 2423 14 Q 3) Restrict the domain of the function of( 7 ) = 2 x - 4 So that the function is one-to one and has an inverse function. State the Range of the Restricted function , Then find the inverse function of-1 of fell State also the domain of Range