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October 23, 2014

October 23, 2014

Posted by **Michael** on Wednesday, April 24, 2013 at 5:41pm.

Use the qudratic formula to find any x-intercepton the graph of the equation.

y=4x^2-2x-5

- math -
**Reiny**, Wednesday, April 24, 2013 at 6:28pmsolve 4x^2 - 2x - 5 = 0

x = (2 ± √84)/8

= (2 ± 2√21)/8

= (1 ± √21)/4 ---> the 2 x-intercepts (notice the correct spelling)

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