2009
Mathematics
JAMB
Find the range of values of x for which 3x - 7 ≤ 0 and x + 5 > 0?
A.
-5 < x < 7/3
B.
-5 ≤ x ≤ 7/3
C.
-5 < x ≤ 7/3
D.
-5 ≤ x < 7/3
Correct Answer: -5 < x ≤ 7/3
Explanation
3x - 7 ≤ 0 and x + 5 > 0 3x ≤ 7 and x > -5 x ≤ 7/3 ∴ Range -5 < x ≤ 7/3
3x - 7 ≤ 0 and x + 5 > 0 3x ≤ 7 and x > -5 x ≤ 7/3 ∴ Range -5 < x ≤ 7/3THIS WEEK's
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