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anonymous
 one year ago
Solve: x2 + 2x  1 = 0
anonymous
 one year ago
Solve: x2 + 2x  1 = 0

This Question is Closed

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.0i'm pretty sure you know how to factor that :

ParthKohli
 one year ago
Best ResponseYou've already chosen the best response.0That can't be factored, honestly.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i got \[2\pm \sqrt{8}> divided by 2\]

ParthKohli
 one year ago
Best ResponseYou've already chosen the best response.0Looks alright to me. You can write that as \(1 \pm \sqrt 2\)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0square root of 8 is a long decimal

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[x^2+2x=1,add~1 ~\to~both~sides\]

ParthKohli
 one year ago
Best ResponseYou've already chosen the best response.0\[\sqrt 8 = 2 \sqrt 2\]

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.0\[\huge\rm \frac{ 2 \pm \sqrt{4 \times 2}}{ 2}\] yep right that's why you to factor 8 4 times 2 =8 now take square root of 4

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0thats what i got, but what next?

ParthKohli
 one year ago
Best ResponseYou've already chosen the best response.0Then you've solved it.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.01 + √2 and 1  √2 1 + √2 and 1  √2 1 + √3 and 1 + √2 1  √2 and 1 + √2

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.0\[\huge\rm \frac{ 2 \pm 2\sqrt{ \times 2}}{ 2}\] 2 is common so take it out

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so,..dw:1433904972339:dw

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i will fan all of u if you help me with 3 questions

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[x^2+2x+1=2,(x+1)^2=2,x+1=\pm \sqrt{2}\] \[x=1\pm \sqrt{2}\]

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.0\[\large\rm \frac{ \cancel 2(1 \pm \sqrt{ 2})}{ \cancel2}\] yes you got it right!

triciaal
 one year ago
Best ResponseYou've already chosen the best response.1dw:1433908590016:dw
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