10 Answered Questions

17 Answered Questions

[SOLVED] Division by $0$

4 Answered Questions

[SOLVED] What is 48÷2(9+3)?

40 Answered Questions

[SOLVED] Why is negative times negative = positive?

6 Answered Questions

10 Answered Questions

[SOLVED] Square root confusion?

1 Answered Questions

[SOLVED] Riddle (simple arithmetic problem/illusion)

3 Answered Questions

[SOLVED] Apparently cannot be solved using logarithms

7 Answered Questions

[SOLVED] Is the sum and difference of two irrationals always irrational?

7 Answered Questions

[SOLVED] If multiplication is not repeated addition

  • 2011-09-14 13:25:52
  • Curiosity
  • 4766 View
  • 25 Score
  • 7 Answer
  • Tags:   arithmetic

14 Answered Questions

8 Answered Questions

[SOLVED] $2+2 = 5$? error in proof

3 Answered Questions

[SOLVED] How would one be able to prove mathematically that $1+1 = 2$?

5 Answered Questions

[SOLVED] Proving that an integer is the $n$ th power

3 Answered Questions

[SOLVED] 6/2*(1+2) is 1 or 9?

1 Answered Questions

7 Answered Questions

[SOLVED] cubic root of negative numbers

2 Answered Questions

6 Answered Questions

[SOLVED] How to Compare two multiplications without multiplying?

  • 2010-12-14 08:47:09
  • LifeH2O
  • 3470 View
  • 10 Score
  • 6 Answer
  • Tags:   arithmetic

1 Answered Questions

7 Answered Questions

3 Answered Questions

13 Answered Questions

7 Answered Questions

[SOLVED] why is $\sqrt{-1} = i$ and not $\pm i$?

2 Answered Questions

6 Answered Questions

[SOLVED] How can I find the square root using pen and paper?