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9 September, 01:04

Solve using the quadratic formula. 2x2 + 9x + 8 = 0 Write your answers as integers, proper or improper fractions in simplest form, or decimals rounded to the nearest hundredth.

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  1. 9 September, 04:19
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    2 x 2 + 9x + 8 = 0

    4 + 9x + 8 = 0

    12 + 9x = 0 (subtract 12 from each side)

    9x = - 12 (divide by 9 on each side)

    x = - 12/9
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