lilgoonin
lilgoonin lilgoonin
  • 11-10-2018
  • Mathematics
contestada


Solve the equation.

9x2 + 4 = 0

Respuesta :

tramserran
tramserran tramserran
  • 11-10-2018

Answer: [tex]x = \frac{2}{3}i , -\frac{2}{3}i[/tex]

Step-by-step explanation:

9x² + 4 = 0

       -4   -4

9x²       = -4

   [tex]\frac{9x^{2} }{9} = \frac{-4}{9}[/tex]

    x² = [tex]\frac{-4}{9}[/tex]

   [tex]\sqrt{x^{2} } = \sqrt{-\frac{4}{9} }[/tex]

    [tex]x = +/- \frac{2}{3}i[/tex]

Answer Link

Otras preguntas

Nate solves the equation 3*5=15 by writing and solving 15:5=3. Explain why Nate's method works
What is the first step to setting a physical fitness goal
what is 0.800 rounded to nearest tenth
how does memory and perspective influence history
Judy washes 24 dishes. She then dries and stacks the dishes equally into 4 piles. How many dishes are in each pile? 24 divided by 4 = _ 4 x _ = 24 What is the m
the term used to describe a trade route with three stops is
What makes colorado plateau a special place
If the chemical enzyme pepsin was mixed with some proteins in a test tube in a laboratory, which of these outcomes would you predict? A)Pepsin would probably NO
is 9/15 and 3/5 equal
What's (-1.15)×3.2=? Explain =)