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Mathematics 15 Online
OpenStudy (anonymous):

use the quadratic formula to solve 2x^2+x=10 round your answer to the nearest tenth.

OpenStudy (anonymous):

(x-2)(2x+5) = 0 x = 2 or, x = -5/2

OpenStudy (anonymous):

ok so first you have to equal the equation to ZERO, you can do that by subtracting 10 from both sides

OpenStudy (anonymous):

but you suck!

OpenStudy (anonymous):

nah you suck

OpenStudy (anonymous):

jk

OpenStudy (anonymous):

it's -b (plus or minus) the square root of b squared minus 4 times A times C over 2 times A

OpenStudy (anonymous):

It was only rhetorical to your username.

OpenStudy (anonymous):

lol

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