ANSWER THE FOLLOWING QUESTIONS:

1   What are the four stages of Polya’s problem-solving cycle?

2   What are heuristics?

3   What is meant by ‘backward chaining’?

4   Referring to problem solving, what is meant by ‘divide and conquer’?

5   What is an audit trail?

6   Apart from ‘divide and conquer’, state and explain four strategies you could use for solving problems.