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ZombieSushi
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[9.06] Using graphing technology, approximate where the graph of y = 3x2 − 11x − 5 crosses the xaxis.
 3 years ago
 3 years ago
ZombieSushi Group Title
[9.06] Using graphing technology, approximate where the graph of y = 3x2 − 11x − 5 crosses the xaxis.
 3 years ago
 3 years ago

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ZombieSushi Group TitleBest ResponseYou've already chosen the best response.0
Oh yeah, I forgot to mention that there are 2 intercepts as it is a Parabola for a Quadractic Equation.
 3 years ago

eseidl Group TitleBest ResponseYou've already chosen the best response.0
http://www.wolframalpha.com/input/?i=y+%3D+3x2+−+11x+−+5+ Here is your graph. We want to look at the x values when y=0 (there are two of them).
 3 years ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.1
here is a nice picture with 'graphing technology' http://www.wolframalpha.com/input/?i=y+%3D+3x2+%E2%88%92+11x+%E2%88%92+5+
 3 years ago

ZombieSushi Group TitleBest ResponseYou've already chosen the best response.0
Thank you both. :)
 3 years ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.1
yw. why you are not just supposed to use the quadratic formula and get exact answers is not clear
 3 years ago
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