jdoherty945 jdoherty945
  • 02-07-2020
  • Mathematics
contestada

Solve the equation and express each solution in a+bi form x^4-7x^2-8=0

Respuesta :

Space
Space Space
  • 02-07-2020

Answer:

x = ±2√2, ±i

Step-by-step explanation:

Step 1: Factor

(x² - 8)(x² + 1)

Step 2: Find roots

x² - 8 = 0

x² = 8

x = ±2√2

x² + 1 = 0

x² = -1

x = ±i

Answer Link
KJTorres KJTorres
  • 22-12-2021

Answer:

The answer is B

Step-by-step explanation:

Answer Link

Otras preguntas

A____ should follow a dependent clause when the dependent clause comes First in a sentence​
What is the area of the hexagon? O 60 O 68 O 120 O 106
How does the epithelium of the colon differ from that of the small intestine?
A point source of light is 80.0 cm below the surface of a body of water. Find the diameter of the circle at the surface through which light emerges from the wat
What are the solutions of 3x^2 - x+ 7 =0
What is the value of x in the rhombus below?
Which term best describes the phrase "the best explanation that science has to offer"? A. Theory B. Law C. Experiment D. Observation
Which causes an air conditioner to turn on A.) house temperature decreases cause the bimetallic coil to expand B.) house temperature decreases cause the bimeta
Which statement best describes Ghana in the years since its independence?
who was made the freedom of speech in 1894?