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countonme123
 2 years ago
quadratic equation by completing the square. check both roots . equation below
countonme123
 2 years ago
quadratic equation by completing the square. check both roots . equation below

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countonme123
 2 years ago
Best ResponseYou've already chosen the best response.1please explain each step

NotTim
 2 years ago
Best ResponseYou've already chosen the best response.0well, first subtract 7 from both sides.

satellite73
 2 years ago
Best ResponseYou've already chosen the best response.3take half of 6 get 3 write \[(x3)^2=7+...\] then think "3 squared is 9" write \[(x3)^2=7+9=16\] take the root, don't forget the \(\pm\) get \[x3=\pm\sqrt{16}\] \[x3=\pm4\]

satellite73
 2 years ago
Best ResponseYou've already chosen the best response.3then solve \[x3=4\iff x=7\] or \[x3=4\iff x=1\]

satellite73
 2 years ago
Best ResponseYou've already chosen the best response.3all the steps are there

countonme123
 2 years ago
Best ResponseYou've already chosen the best response.1wow i think i get it let me try it on paper

countonme123
 2 years ago
Best ResponseYou've already chosen the best response.1hmm thats not right

countonme123
 2 years ago
Best ResponseYou've already chosen the best response.1wait my mistake you got half right but there is supposed to be one more answer

NotTim
 2 years ago
Best ResponseYou've already chosen the best response.0no...satellite gave enough I think. There's 2 values for x in his answer. I dont think there's a third one is a trinomial like this.

countonme123
 2 years ago
Best ResponseYou've already chosen the best response.1you are right my bad again i didnt see or
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