The table shows a relation. x 1 2 3 4 --------------- y 3 5 7 9 Which rule fits it?

  1. y = 2x + 1
  2. y = 2x - 1
  3. y = 3x
  4. y = x + 2
Answer

A) y = 2x + 1

Check every column: 2(1) + 1 = 3, 2(2) + 1 = 5, 2(3) + 1 = 7, 2(4) + 1 = 9. SLO M-09-A-16 · Application

Mathematics MCQ · More Sets and Functions MCQs · Practise