Are you sure you don't mean -73x to the second power?
2007-03-21 11:23:05
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answer #1
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answered by PLD 4
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Quadratic formula: [-b ± ?(b^2 - 4ac)]/2a To get the values for a, b, and c interior the quadratic formula, the equations has to equivalent 0. a million.) 3m^2 + 6m = 3 (subtract 3 from the two facets) 3m^2 + 6m - 3 = 0 (element out 3) 3(m^2 + 2m - a million) = 0 ===> a = a million, b = 2, c = -a million *you have additionally used 3 for a, 6 for b, and -3 for c extremely of factoring out the three because of fact the equation nonetheless equaled 0. even although, I went forward and factored out the three because of fact this is merely easier to artwork with smaller numbers. m = [-b ± ?(b^2 - 4ac)]/2a m = [-2 ± ?(2^2 - 4(a million)(-a million))]/2(a million) m = [-2 ± ?(4 + 4)]/2 m = [-2 ± ?(8)]/2 m = [-2 ± ?(4*2)]/2 m = [-2 ± 2?(2)]/2 m = -a million ± ?(2) <===answer 2.) x^2 + 5x - 4 = 0 ===> a = a million, b = 5, c = -4 x = [-b ± ?(b^2 - 4ac)]/2a x = [-5 ± ?(5^2 - 4(a million)(-4))]/2(a million) x = [-5 ± ?(25 + sixteen)]/2 x = [-5 ± ?(40-one)]/2 <===answer
2016-11-27 20:30:54
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answer #2
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answered by llerena 4
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answer is the root of 71 divided by 2
2007-03-21 11:21:29
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answer #3
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answered by Blesson 2
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(4x^2-9)(x^2-16)
this is what you want, right?
(oh, and the "^" are "to the power of..."
[what everyone said above me are...unusual...]
2007-03-21 11:22:23
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answer #4
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answered by alex wolfgang black 2
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well if its 4x to the third, u just take the square root of eveythin from there you can complete the square or quadratic fromula i hope u no wat those r im in algebra 2 so i hope that helps
2007-03-21 11:21:55
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answer #5
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answered by Anonymous
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ummmmm...i am not a math geek.. i think ummm u could look it up???
2007-03-21 11:21:34
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answer #6
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answered by Alien Demo 2
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