iizabellaa iizabellaa
  • 26-03-2021
  • Mathematics
contestada

Solve this trinomial
Z^2 + z = -20

Relax

Respuesta :

elchaupa
elchaupa elchaupa
  • 26-03-2021

Answer:

your answer is a complex number making your question wrong

Step-by-step explanation:

First z²+z+20=0, just to make it a quadratic equation, so we can use the quadratric formula:

x=( -b±√b²-4ac)/2a

so to find a b and c we compare

YOUR QUESTION SHOULD BE Z² +Z-20=O.

Answer Link

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