Mathematics
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OpenStudy (anonymous):
Use the quadratic formula to find the zeros of the function. y = 16x2 + 40x + 25
A. {-1.25, 1.25}
B. {-1.25}
C. {-4, 5}
D. {-0.8}
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OpenStudy (anonymous):
do u go to connections academy
OpenStudy (anonymous):
no
OpenStudy (anonymous):
roads.advancedacademics
OpenStudy (anonymous):
use the quadratic formula \[=\frac{ -b \pm \sqrt{b^{2}-4ac} }{2a }\]
OpenStudy (anonymous):
@Peter14
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OpenStudy (anonymous):
I'm here, sambhav_jain is right
OpenStudy (anonymous):
i think its A
OpenStudy (anonymous):
never guess the nswer try it out
OpenStudy (anonymous):
you only get an answer like A with a positive and negative zero with the same absolute value when you aren't adding any x.
OpenStudy (anonymous):
@prettygirlbabyblue15
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OpenStudy (anonymous):
got the answer its C
OpenStudy (anonymous):
I don't think so... try it again
OpenStudy (anonymous):
what i hate this question
OpenStudy (anonymous):
show your work here and I'll show you if you go wrong
OpenStudy (anonymous):
if all else fails, graph it to find the right answer, then show the work to get to the answer using the method you were supposed to use
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OpenStudy (anonymous):
its b
OpenStudy (anonymous):
yes