Mathematics
7 Online
OpenStudy (anonymous):
For 3x^2 - 5x - 24 identify p and q
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myininaya (myininaya):
what is p and q?
OpenStudy (saifoo.khan):
the roots i guess.
OpenStudy (anonymous):
i honestly have no idea
myininaya (myininaya):
p=justin
q=bieber?
OpenStudy (saifoo.khan):
LOL.
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OpenStudy (anonymous):
:p q:
OpenStudy (anonymous):
3.781967
and
-2.115301002
OpenStudy (dumbcow):
3*-24 = -72
ok
hmm i don't think this factors
OpenStudy (anonymous):
you use the quadratic formula to solve this problem
OpenStudy (dumbcow):
weird that would ask for p and q, usually that implies it factors
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myininaya (myininaya):
so jp this is all you see of the problem
it just says 3x^2-5x-24 identify p and q?
OpenStudy (anonymous):
you can factor too if its possible
OpenStudy (anonymous):
yes...
myininaya (myininaya):
have you ever heard your teach repeatedly call something p and q?
myininaya (myininaya):
teacher*
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OpenStudy (dumbcow):
factored form is referred to as
y = (x-p)(x-q)
OpenStudy (anonymous):
no. im taking some online alg 2 course and it was one of my practice questions, and i was confused.
OpenStudy (dumbcow):
anyway, roshandapink got it
use quadratic formula here
myininaya (myininaya):
perhaps p and q are the zeros
it just drives me crazy that they wouldn't say identify the zeros p and q
OpenStudy (anonymous):
ok, i guess i'll look back at the section (more carefully).
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OpenStudy (anonymous):
thanks anyways
OpenStudy (dumbcow):
have you used quadratic formula before
myininaya (myininaya):
\[ax^2+bx+c=0=>x=\frac{-b \pm \sqrt{b^2-4ac}}{2a}\]