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If x > 0, find the range of number x-3, 3x+2,x-1, 4x, 2x-1, x-2, 2x-2,...

Mathematics
JAMB 2008

If x > 0, find the range of number x-3, 3x+2,x-1, 4x, 2x-1, x-2, 2x-2, 3x and 3x+1

  • A. 3x+3
  • B. 3x+1
  • C. 2x+5
  • D. 2x+1
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Correct Answer: Option C
Explanation

x-3, 3x+2,x-1, 4x, 2x-1, x-2, 2x-2, 3x, 3x+1
Range = 3x + 2 - (x-3)
= 2x + 5

(Assuming x = 1, since x > 0)
 

There is an explanation video available below.


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Explanation Video

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