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Sunny_sXe [5.5K]
3 years ago
10

Solve using the quadratic formula. (Identify a, b, and c. Write the

Mathematics
1 answer:
vivado [14]3 years ago
5 0

Answer:

Step-by-step explanation:

Here a = 8, b = 4 and c = -2.  The discriminant here is b^2 - 4ac, which, when the above coefficients are substituted, results in:

discriminant = (4)^2 - 4(8)(-2), or 16 + 64, or 80.

The solutions are:

      -(4) ± √80         -4 ± 4√5        4(-1 ±√5)        -1 ± √5

n = ------------------ = ----------------- = --------------- = --------------

            2(8)                    16                 4^2                  4

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