TODAY´S TASK:
IRRATIONAL EQUATIONS are explained on page 60 of the book. Check the explanation, lthe two SOLVED EXERCISES 1 and 2 and do in your notebook:

Exercise 6: a), c) and d) (page 60)
Exercise 6: a), b) and c) (page71) You have the solutions of Unit 3 in this blog, they are explained step by step hence my advise is that you use them to revise your work. If you need more explanations feel free to send me an email and I will help you