Simplify .
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WAEC Mathematics
2 papers150 marks4 h
What we predict comes up
From the syllabus weighting and how the papers are usually set. The papers below follow it.
- Algebra20%Equations, quadratics, inequalities, sequences and a quadratic graph to draw are the largest block of the core syllabus.
- Number and numeration18%Indices, logarithms, bases, sets, variation and interest in naira appear in about a quarter of the objective items and at least two essay questions every year.
- Statistics and probability15%A grouped frequency table (mean, median, cumulative frequency) and a probability question are near certain.
- Trigonometry13%Bearings and angles of elevation or depression, with the sine and cosine rules, are set in both sections of Paper 2.
Paper 1: Objective
1 h 30 min · 50 marks · Calculator allowed
- Answer all the questions.
- Each question is followed by four options lettered A to D. Choose the correct option for each question.
- Each question carries one mark. Non-programmable, silent electronic calculators may be used.
Answer or mark a question and your score adds up here.
Answer all questions50 marks
Given that and , find .
Simplify .
47 more questions
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Not included: Nothing is left out: the drawing in Question 9 and the construction in Question 7 are done on your own paper.