1 Answer

Lukas Halim · Answer 1 · 2016-11-30T11:48:21+0000

4x² + 3x + 5 = 0
x = -3 +/- √(3² - 4(4)(5))
2(4)
x = -3 +/- √(9 - 80)
8
x = -3 +/- √(-71)
8
x = -3 +/- √(71 × (-1))
8
x = -3 +/- √(71) × √(-1)
8
x = -3 +/- 8.43i
8
x = -0.375 +/- 1.05375i
x = -0.375 + 1.05375i x = -0.375 - 1.05375i

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