WAEC Further Mathematics 2025 Objective — Question 20

Question 20 of 40 from the West African Examinations Council (WAEC) Further Mathematics 2025 Objective paper, with the correct answer and a full explanation.

If u = 3i + 4j and v = 2i - 3j, find the direction of (u+v).

• A. 079°Correct
• B. 075°
• C. 069°
• D. 065°

Explanation

u+v = 5i + j. Direction θ = tan⁻¹(1/5) ≈ 11.3°; expressed as a bearing this is approximately 079°.

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