agentjean8116 agentjean8116
  • 23-06-2018
  • Mathematics
contestada

What number must you add to the polynomial below to complete the square? x^2-6x?

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sqdancefan
sqdancefan sqdancefan
  • 28-06-2018
You must add the square of half the x-coefficient.
  (-3)² = 9
is the number you must add.
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