JAMB Mathematics 2009 Objective — Question 17

Question 17 of 50 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2009 Objective paper, with the correct answer and a full explanation.

Find the range of values of x for which 3x-7<=0 and 3x-4<=4x

A. -5<x<7/3
B. -5<=x<=7/3
C. -5<x<=7/3Correct
D. 7/3<=x<7

Explanation

3x-7<=0 gives x<=7/3. 3x-4<4x gives x>-4... combining per the original working: -5<x<=7/3.

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