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Which quadratic equation is equivalent to (x + 2)2 + 5(x + 2) – 6 = 0

Which quadratic equation is equivalent to (x + 2)2 + 5(x + 2) – 6 = 0
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Which quadratic equation is equivalent to (x + 2)2 + 5(x + 2) – 6 = 0

User Luiz Rodrigo
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1 Answer

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If we expand that binomial and at the same time distribute the 5 into the set of parenthesis, what we have is this:
x^2+4x+4+5x+10-6=0. Combining like terms we have
x^2+9x+8=0. As far as I can tell, that is the answer you are looking for, although there are no choices.
User Magnas
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8.0k points
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