college algebra

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solve for X

-7=7x^2-10x+6

  • college algebra -

    move the -7 over:

    7x^2 - 10x + 13 = 0
    using the quadratic formula,

    x = (10 +/- sqrt(100-364))/14
    = (5 +/- sqrt(66) i)/7

  • college algebra -

    Write the arithmetic sequence 16,20,24,28,in the standard form:
    An.....?

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