ally921 ally921
  • 24-01-2020
  • Mathematics
contestada

which quadratic equation equivalent to (x+2)^2+5(x+2)-6=0

which quadratic equation equivalent to x225x260 class=

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gmany
gmany gmany
  • 24-01-2020

Answer:

[tex]\large\boxed{u^2+5u-6=0,\ where\ u=(x+2)}[/tex]

Step-by-step explanation:

[tex](x+2)^2+5(x+2)-6=0\\\\\text{Substitute}\ (x+2)=u:\\\\\underbrace{(x+2)}_{u}^{}^2+5\underbrace{(x+2)}_{u}-6=0\\\\u^2+5u-6=0[/tex]

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samuelklenke04
samuelklenke04 samuelklenke04
  • 02-12-2020

Answer:

The answer is C

Step-by-step explanation:

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