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2 April, 19:30

When simplifying the quadratic formula to solve the equation x 2 + 6x - 55 = 0, the number under the radical sign will be:

-184

232

256

+2
Answers (1)
  1. 2 April, 21:18
    0
    Answer: 256

    Step-by-step explanation:

    x² + 6x - 55 = 0

    The values under the radical are: b² - 4ac

    (6) ² - (4) (1) (-55)

    = 36 - (-220)

    = 36 + 220

    = 256
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