hillst79 hillst79
  • 17-09-2020
  • Mathematics
contestada

The roots of an equation are x = -1 ± i. The equation is x2 +
+ 2 = 0.

Respuesta :

oscar236
oscar236 oscar236
  • 17-09-2020

Answer:

x^2 + 2x + 2.

Step-by-step explanation:

Write it in factor from:

(x -  (-1 + i))(x -  (-1 - i)) = 0

(x + 1 - i)(x + 1 + i) = 0

= x^2 + x + ix + x + 1 + i - ix - i -i^2

=  x^2 + 2x + 1  + 1

= x^2 + 2x + 2.

Answer Link

Otras preguntas

Convert 4.22g/cm to lbs/ft
when sandy went to the store, she purchased 3 two-liter bottles of soda costing $1.19 each, a jar of coffee that cost $3.79, a box of cookies, which were $2.79
Which of these BEST explains the importance of Judaism in World History? A) It became the dominant religion in medieval Europe. Eliminate B) It was the first m
a car moves 35 miles per hour travels a distance of 51.3 feet each second. about how far does a car travel in 7.1 seconds ?
Which of the following pieces of information about the element lithium describes the atomic number only
HELP!! please what was the lead up to world war 1 ?? how did it start
simplify the ratio 36 to 45
solve 247 divided by 10(^2) . and 247x10 (^2) what's different about the two answers?
Which is faster and why 90.0 miles per hour or 121 feet per second
How do I do this problem M ^-1m^5/m^2