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Basic Mathematics QUESTION #4639
Question 1
If $a + b = 12$ and $a - b = 4$, what is $ab$?
  • $32$✔️
  • $16$
  • $8$
  • $48$
Correct Answer Explanation
From equations: $a = 8, b = 4$. So $ab = 8 \times 4 = 32$