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IKMC 2021 - Grades 9-10 - Set 2 - Self-study Question 24

IKMC · IKMC 2021 - Grades 9-10 - Set 2 - Self-study

Question 24

The numbers a, b, c satisfy a+b+c=0 and abc=78. What is (a+b)(b+c)(c+a)?
  1. −156
  2. −39
  3. 78
  4. 156
  5. None of the previous