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math

posted by on .

someone please help me slove this problem.

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

y=4x^2-2x-5

  • math - ,

    solve 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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