yayanah yayanah
  • 15-01-2021
  • Mathematics
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11. Evaluate: x²-2x divided by y²+2y if x = 3 y = -1

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sqdancefan
sqdancefan sqdancefan
  • 15-01-2021

9514 1404 393

Answer:

  -3

Step-by-step explanation:

Put the values where the variables are and do the arithmetic.

  [tex]\dfrac{3^2-2\cdot3}{(-1)^2+2(-1)}=\dfrac{9-6}{1-2}=\dfrac{3}{-1}=\boxed{-3}[/tex]

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