RaffiG616284 RaffiG616284
  • 25-10-2022
  • Mathematics
contestada

Write the cubic polynomial in standard form that has the given roots,-2, 2i and -2i

Respuesta :

AllyssaD45633 AllyssaD45633
  • 25-10-2022

The factor for x=-2 would be (x+2)

The factor for x=2i and x=-2i is (x^2+4)

The product of the factors would be:

(x+2)*(x^2+4)

x^3+4x + 2x^2 + 8 (Multiplying factors)

x^3 + 2x^2 + 4x + 8 (Organizing)

The answer is: x^3 + 2x^2 + 4x + 8

Answer Link

Otras preguntas

The gasoline gauge on a van initially read 1/4 full. When 10 gallons were added to the tank, the gauge read 2/3 full, how many more gallons are needed to fill t
how will changing the rate of respiration affect an organism's mass
Which type of circumstance did President Theodore Roosevelt use to justify U.S. intervention in Latin America?
What is the value of x after these statements if the starting value of x is 3. (a) If x^2 = 5^x then x := 25^x. (b) If x^2 > x and x^3 < 4x^2 then x := x+
which of the following is developed in a short story through conflict and plot development Character B dioluge C exposition D setting
Please help, I have attached a photo...
Janet is three times older than her sister Julie. Janet's brother is eight years younger than their sister Julie. The sum of all ther age is 55 years
Cause of revolutionary war
Why the clovis people disappeared??
90/110 reduce the fraction