Gce Model Questions Vol1 2019 Mathematics Question 25

Practice objective / multiple choice question 25 from the 2019 Gce Model Questions Vol1 Mathematics examination.

Gce Model Questions Vol1 2019 Mathematics Objective / Multiple Choice Medium Difficulty
Question 25 GCE_MODEL_QUESTIONS_VOL1 • 2019 • MATHEMATICS • objective

The lines \(L_1\) and \(L_2\) are given by \((k+1)x - 2y = 4\) and \(3x + (k-2)y = 7\) respectively. Find the value of \(k\) for which the two lines are perpendicular, and then determine the coordinates of their point of intersection for that value of \(k\).

Answer Options

Correct Answer A. k = -7; intersection point \((-11/30, -9/10)\)
B. k = 4; intersection point \((1\/2, -7\/4)\)
C. k = 0; intersection point \((2, -1)\)
D. k = -5; intersection point \((-3\/5, -2\/3)\)
Correct Answer
A
Correct Option:
k = -7; intersection point \((-11/30, -9/10)\)

About This Question

This is Gce Model Questions Vol1 2019 Mathematics Question 25. It is one of the objective questions from the 2019 Gce Model Questions Vol1 Mathematics examination.

Difficulty level: Medium .

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