Assignment:
Q1) Show that the points A(4, 1), B(2, -3), C(0, 3) cannot form an equilateral triangle.
Q2) Draw the graph of the straight line 3x ?4y = 12
Q3) Find the equation of a line parallel to the x- axis and passing through the point (5, 7).
Provide complete and step by step solution for the question and show calculations and use formulas.