SOLUTION: If a^2 + b^2 = a^2 - 2ab + b^2, then which of the following must be true? (A) a = 0 (B) b = 0 (C) a = 0 or b = 0 (D) a = 0 and b = 0 (E) cannot be determined from the give

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: If a^2 + b^2 = a^2 - 2ab + b^2, then which of the following must be true? (A) a = 0 (B) b = 0 (C) a = 0 or b = 0 (D) a = 0 and b = 0 (E) cannot be determined from the give      Log On


   

Question 342311: If a^2 + b^2 = a^2 - 2ab + b^2, then which of the following must be true?
(A) a = 0 (B) b = 0 (C) a = 0 or b = 0 (D) a = 0 and b = 0
(E) cannot be determined from the given information
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
a%5E2+%2B+b%5E2+=+a%5E2+-+2ab+%2B+b%5E2
-2ab=0
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.
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a can be equal to 0 or b can be equal to 0 or both a and b can be equal to 0