10-10-2019
Mathematics

contestada

What are the solutions of 2x2 + 3x= −8?

What are the solutions of 2x2 3x 8 class=

What are the solutions of 2x2 3x 8 class=

What are the solutions of 2x2 3x 8 class=

What are the solutions of 2x2 3x 8 class=

Respuesta :

ghanami ghanami

10-10-2019

Answer:

Step-by-step explanation:

2x² + 3x= −8

2x²+ 3x+8 =0

Δ= b²- 4ac a=2 and b=3 and c=8

Δ= (3)²- 4(2)(8) = 9 - 64 = -55 =(√55 i)²

the answer is : (-3 +- i√55)/4

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