ttbay1234 ttbay1234
  • 06-11-2020
  • Mathematics
contestada

What is the solution set for
3x 2 + 48 = 0 ?
O {6.9, -6.9}
O {4, -4}
O {21, -21]
O {41 , -4; }

Respuesta :

jimrgrant1 jimrgrant1
  • 06-11-2020

Answer:

{ 4i, - 4i }

Step-by-step explanation:

Given

3x² + 48 = 0 ( subtract 48 from both sides )

3x² = - 48 ( divide both sides by 3 )

x² = - 16 ( take the square root of both sides )

x = ± [tex]\sqrt{-16}[/tex] = ± 4i

solution set is { - 4i, 4i }

Answer Link

Otras preguntas

Which phylum is most closely related to the arthropods?
Q #14 Solve the equation
The law of conservation of mass and how it applies to chemical changes
The following is an example of what type of sentence? Until the mail gets here, there's no need to go to the bank. A. Simple B. Complex C. Compo
What percentage of americans say they believe in life after death?
How are the surface area and volume of a rectangular prism related to each other?
Why do reactions have activation energies?
This type of muscular "dystrophy" has increased in infants since they are now placed on their backs to prevent sids. the sternocleidomastoid muscle shortens due
I Need an answer asap
According to robert sternberg, companionate love develops when _________ is (are) present. infatuation passion and intimacy intimacy and decision/commitment pas