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

Solve an equilibrium problem (using an ice table) to calculate the ph of each solution: part a a solution that is 0.195 m in hc2h3o2 and 0.125 m in kc2h3o2
A drug that is made from anesthetic which is a common ingredient in pesticides is known as
Write the linear inequality shown in the graph. The gray area represents the shaded region
An unfavorable response due to prescribed medical treatment is known as a/an ____________ illness.
Microwave ovens emit microwave energy with a wavelength of 12.9 cm. what is the energy of exactly one photon of this microwave radiation?
what is a political machine?
Describe the relationship between the segments made when secant lines intersect outside a circle. Use the following image as reference.
The average (arithmetic mean) of 5,10,15 and x is 20..What is the x ?
Please help with this problem
Answer this question, me and my partner have no idea what to do I'm very confused