Skip to content / Đến nội dung
ThichHocToan.com

SEAMO 2027 - Paper C - SET 12 - Self-study Question 11

SEAMO · SEAMO 2027 - Paper C - SET 12 - Self-study

Question 11

Find the value of $a$ when $a-b$ is minimum. The paired sequences are shown in the table.

Reading for this practice question: minimize the signed value of a−b over the paired terms shown. The source does not state an absolute value or require the difference to be positive; those alternative readings lead to a different answer.

Question illustration
  1. 573
  2. 575
  3. 577
  4. 579
  5. None of the above