joyu
joyu joyu
  • 10-06-2020
  • Mathematics
contestada

PLEASE HELP!
Solve by completing the square
x^2+8x = -20

Respuesta :

Ncj Ncj
  • 10-06-2020

Answer: x= -4+/- 2i

Step-by-step explanation: Used the formula (b/2)^2  to create a new term. I solved for x.

FYI

+/- means plus or minus sign I couldn't find the symbol on my key board. Hope this helps!

Answer Link

Otras preguntas

What is the most common element in a star such as the Sun? Select one: a. helium b. oxygen c. nitrogen d. hydrogen
Simplify 3j - {2k - [5h - (3j + k)]}. -3h - 5k 3h - 5k 5h - 3k -5h - 3k
A school band consists of 45 boys and 50 girls of the total number of boys 18 play the drums What percent of the boys play the drums ?
what is two fifths as a decimal?
Jamie who's bought $15 worth of makeup spent $6 less than Leah
who are the empire builders described in the passage
How many terms are present in the expression (2 + 5 + 8)?
which came last in the history of india? A) the mogul dynasty B) attacks by tamerlane C) delhi sultanate D) attacks by genghis khan
The land area of the United States can be divided into more than ______ watersheds. a. 250 b. 2,314 c. 400 d. 2,000
how was the Vietnam War a war of Imperialism?
good job