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WAEC Mathematics 2014 Objective — Question 17

Question 17 of 50 from the West African Examinations Council (WAEC) Mathematics 2014 Objective paper, with the correct answer and a full explanation.

Find the gradient of the line joining the points (2,−3) and (2,5).

A. 0
B. 1
C. 2
D. undefinedCorrect

Explanation

Gradient = (5−(−3))/(2−2) = 8/0, which is undefined (a vertical line).

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