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  • 01-10-2020
  • Mathematics
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Help PLEASE!!!! WILL MARK BRAINLIEST!!!!!!!!!!!!!!!!!!!!

Help PLEASE WILL MARK BRAINLIEST class=

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sqdancefan
sqdancefan sqdancefan
  • 05-10-2020

Answer:

  -3

Step-by-step explanation:

When the leading coefficient is 1, as it is here, the value that goes in the blank is half the x-coefficient. -6/2 = -3.

  -3 goes in the blank.

__

The value of 'c' will be the square of this: (-3)² = 9.

  x² -6x +9 = (x -3)²

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