Assignment:
Q1. Is the following trinomial a perfect square? xsquared - 2x + 1.
Q2. Is the following trinomial a perfect square? xsquared + 2x -1.
Q3. Find the constant term that should be added to make the following expression a perfect squared trinomial x squared + 3x.
Q4. Solve by completing the square xsquared - 4x -45 = 0.
Q5. Solve by completing the square x square = 5x + 2.
Provide complete and step by step solution for the question and show calculations and use formulas.