Mathematics
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OpenStudy (scarlettthecamel):
Solve x^2-5x+6=0
I've forgotten how to solve so some help please?:)
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OpenStudy (anonymous):
Do you remember the quadratic formula?
OpenStudy (scarlettthecamel):
umm no lol
jhonyy9 (jhonyy9):
not is necessary because you can factoriz it easy
OpenStudy (scarlettthecamel):
i only can solve when it's like two for example 5x+2=20
jhonyy9 (jhonyy9):
-5=-3+ -2
6=-3*(-2)
ok ?
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OpenStudy (scarlettthecamel):
but there is 3 exressions
OpenStudy (scarlettthecamel):
ok
jhonyy9 (jhonyy9):
try it hence (x-2)(x-3)=x^2 -5x +6
OpenStudy (scarlettthecamel):
but i need to solve not factorise
jhonyy9 (jhonyy9):
do you can continue it how solve ?
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OpenStudy (scarlettthecamel):
idk not rly
jhonyy9 (jhonyy9):
x-2=0
x=2
x-3=0
x=3
jhonyy9 (jhonyy9):
so these mean that 3 and 2 are r
jhonyy9 (jhonyy9):
s of
jhonyy9 (jhonyy9):
are roots of this quadtratic
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OpenStudy (scarlettthecamel):
ur confusing me whattt
jhonyy9 (jhonyy9):
hope this is understandably easy
OpenStudy (scarlettthecamel):
idk
OpenStudy (anonymous):
Factoring you get (x-3)(x-2) what values of x would make that zero?
OpenStudy (anonymous):
what minus 3 = 0 and what minus 2 = 0?
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jhonyy9 (jhonyy9):
so because this quadratic is factorizing completly easy like (x-2)(x-3) so this mean that not is necessary us quadratic formula to solve it
ok ?
OpenStudy (scarlettthecamel):
idk i think i will rely on google atm i don't understand
OpenStudy (anonymous):
think what number minus 3 = 0? and what number minus 2 = 0?
OpenStudy (scarlettthecamel):
idek
OpenStudy (anonymous):
3-3=0 and 2-2 = 0 you answers are 3 and 2
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OpenStudy (scarlettthecamel):
oh ok and