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

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

Which quadratic equation equivalent to (x+2)^2+5(x+2)-6=0-example-1
User Mourinho
by
7.6k points

2 Answers

4 votes

Answer:

The answer is C

Explanation:

User Gordon Mckeown
by
8.6k points
5 votes

Answer:


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

Explanation:


(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

User Edst
by
9.1k points
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