Ask Question
6 March, 01:40

If x - y = 9, then x2 - 2xy + y2 =

+3
Answers (1)
  1. 6 March, 04:53
    0
    81

    Step-by-step explanation:

    Note the expansion of

    (x - y) ² = x² - 2xy + y², thus

    x² - 2xy + y² = (x - y) ² = 9² = 81
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “If x - y = 9, then x2 - 2xy + y2 = ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers