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6 January, 21:13

The first few steps in solving the quadratic equation 9x2 + 49x = 22 - 5x by completing the square are shown. 9x2 + 49x = 22 - 5x 9x2 + 54x = 22 9 (x2 + 6x) = 22

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  1. 6 January, 23:24
    0
    x = (-54-√3708) / 18=-3-1/3√ 103 = - 6.383 x = (-54+√3708) / 18=-3+1/3√ 103 = 0.383
  2. 6 January, 23:29
    0
    The formula to solve quadratic equations is - b + / - square root of (b-4 (a) (c) divided by 2a
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