Pleeeeeeeease helppppppppppppppppp I don't understand
1 answer:
Answer: A) -5
Explanation:
![x^{2} -6x+9=(x-3)(x-3)=(x-3)^{2} \\\\f(x)=(x+2)^{2} \\f(x+a)=[(x+a)+2]^{2} =(x+a+2)^{2}\\\\(x+a+2)^{2}=(x-3)^{2}\\x+a+2=x-3\\x-x+a=-2-3\\a=-5](https://tex.z-dn.net/?f=x%5E%7B2%7D%20-6x%2B9%3D%28x-3%29%28x-3%29%3D%28x-3%29%5E%7B2%7D%20%5C%5C%5C%5Cf%28x%29%3D%28x%2B2%29%5E%7B2%7D%20%5C%5Cf%28x%2Ba%29%3D%5B%28x%2Ba%29%2B2%5D%5E%7B2%7D%20%3D%28x%2Ba%2B2%29%5E%7B2%7D%5C%5C%5C%5C%28x%2Ba%2B2%29%5E%7B2%7D%3D%28x-3%29%5E%7B2%7D%5C%5Cx%2Ba%2B2%3Dx-3%5C%5Cx-x%2Ba%3D-2-3%5C%5Ca%3D-5)
<em>I think that's how you do it?</em>
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