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JaneDoe100
 2 years ago
help!
use the quadratic formula to solve
x²+3=4x
JaneDoe100
 2 years ago
help! use the quadratic formula to solve x²+3=4x

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gerryliyana
 2 years ago
Best ResponseYou've already chosen the best response.1x^2+4x+3 = 0 (x+1) (x+ 3) = 0 then x = 1 or x = 3

rizwan_uet
 2 years ago
Best ResponseYou've already chosen the best response.0no no use quadratic formula to solve @gerryliyana

diongory
 2 years ago
Best ResponseYou've already chosen the best response.1do you know what the quadratic formula is? or are you asking for that.

JaneDoe100
 2 years ago
Best ResponseYou've already chosen the best response.1i know what it is but i still dont know how 2 get the answer...

diongory
 2 years ago
Best ResponseYou've already chosen the best response.1set up equation so that you have: ax^2+bx+c=0 and use a, b and c correctly in your formula

JaneDoe100
 2 years ago
Best ResponseYou've already chosen the best response.1sorry i wasnt thinking

gerryliyana
 2 years ago
Best ResponseYou've already chosen the best response.1use \[x = \frac{ b \pm \sqrt{(b^{2}  4ac)} }{ 2a }\]

gerryliyana
 2 years ago
Best ResponseYou've already chosen the best response.1substitute all parameter, including a, b, and c

gerryliyana
 2 years ago
Best ResponseYou've already chosen the best response.1to solve x²+4x + 3 =0 you should find the value of x, one way to do this by using formula above ...,

gerryliyana
 2 years ago
Best ResponseYou've already chosen the best response.1\[x = \frac{ b \pm \sqrt{b^{2}4ac} }{ 2a }\] \[x = \frac{ 4 \pm \sqrt{4^{2}(4)(1)(3)} }{ 2(1) }\]
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