Waec Model Questions Vol2 2025 Mathematics Question 35

Practice objective / multiple choice question 35 from the 2025 Waec Model Questions Vol2 Mathematics examination.

Waec Model Questions Vol2 2025 Mathematics Objective / Multiple Choice Hard Difficulty
Question 35 WAEC_MODEL_QUESTIONS_VOL2 • 2025 • MATHEMATICS • objective

Three non‑zero vectors \(\mathbf{a},\mathbf{b},\mathbf{c}\) in space satisfy \(\mathbf{a}\times\mathbf{b} = 2\mathbf{c}\), \(\mathbf{b}\times\mathbf{c} = 3\mathbf{a}\) and \(\mathbf{c}\times\mathbf{a} = 4\mathbf{b}\). Find the ratio of their magnitudes \(|\mathbf{a}|:|\mathbf{b}|:|\mathbf{c}|\).

Answer Options

A. 2:\(\sqrt{2}\):\(\sqrt{5}\)
B. 1:\(\sqrt{3}\):\(\sqrt{6}\)
C. 2:\(\sqrt{3}\):\(\sqrt{5}\)
Correct Answer D. 2:\(\sqrt{3}\):\(\sqrt{6}\)
Correct Answer
D
Correct Option:
2:\(\sqrt{3}\):\(\sqrt{6}\)

About This Question

This is Waec Model Questions Vol2 2025 Mathematics Question 35. It is one of the objective questions from the 2025 Waec Model Questions Vol2 Mathematics examination.

Difficulty level: Hard .

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