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What is the equation of the axis of symmetry of the quadratic equation y = 2(x – 4)2 + 7?
 one year ago
 one year ago
What is the equation of the axis of symmetry of the quadratic equation y = 2(x – 4)2 + 7?
 one year ago
 one year ago

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Mathhelp346Best ResponseYou've already chosen the best response.0
Do you mean\[y=2(x4)^{2}+7\]
 one year ago

poopsiedoodleBest ResponseYou've already chosen the best response.1
\(\large\text{if you help me with this, I will love you forever.}\) And yes.
 one year ago

Mathhelp346Best ResponseYou've already chosen the best response.0
So you know that vertex form is \[y=a(xh)^{2}+k\] and that (h,k) is the same as (x,y) right?
 one year ago

Mathhelp346Best ResponseYou've already chosen the best response.0
Well the axis of symmetry is just x. And since x is 4 in this, the equation of the axis of symmetry is x=4
 one year ago

Mathhelp346Best ResponseYou've already chosen the best response.0
Do you understand?
 one year ago

poopsiedoodleBest ResponseYou've already chosen the best response.1
Kinda. The part I don't get is the (xh)^2 part. I forgot the rule for squaring things inside of parentheses ._.
 one year ago

poopsiedoodleBest ResponseYou've already chosen the best response.1
oh wait. I feel kinda dumb now.
 one year ago

poopsiedoodleBest ResponseYou've already chosen the best response.1
don't even need that. Sorry for being a dingus.
 one year ago

Mathhelp346Best ResponseYou've already chosen the best response.0
So do you understand?
 one year ago

poopsiedoodleBest ResponseYou've already chosen the best response.1
Yeah \(\Huge{:3}\)
 one year ago
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