x 3
x 1
x 5
x 9
x 0
If (a-b)2 = (a+b)2, what is the value of ab?
If (a-b)<sup>2</sup> = (a+b)<sup>2</sup>, what is the value of ab?
a^2 + 2 ab + b^2 = a^2 - 2 ab + b^2
  • 2
  • 0
  • -4
  • -2
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