The two main factors to obtain in the SPM Mathematics examinations are the studying techniquesand answering techniques
Studying techniques
Mathematics is mastered by doing exercises - do a lot of exercises. This will help you hone your problem-solving skills and also build your confidence in tackling questions.
Make a list of formulae that will be useful.
Practice everyday - solving 10 problems a day for 10 days is better than solving 100 problems in a single day.
Write complete solutions during revision or homework.
Learn how to use your scientific calculator - it will save a lot of time in answering question.