joseloredo joseloredo
  • 03-02-2017
  • Mathematics
contestada


correctly complete the square for the equation below

x^2 + 18x = 0

Respuesta :

littlejohn18 littlejohn18
  • 03-02-2017
x^2 + 18x = 0
(x^2 + 18x + 81) = 0
(x + 9)^2 = 81
x + 9 = +/-squareroot81
x = 0, and -18
Answer Link

Otras preguntas

Which best describes a likely result for the circulatory system if the heart is weakened? A. Oxygenated blood would not be pumped to the body's cells via the v
What is x^2+8x-5 in vertex form? Please explain.
how do you work out 45.3x6 using grid method
In a parallelogram, one angle is 9 times the size of another. Find the measures of the angles.
please help Evaluate the expression when r = 8.2 and s = –3.7. r – 2s A. –22.94 B. 0.8 C. 4.5 D. 15.6
Which pronoun correctly completes the elliptical clause? You folded fewer towels than __________. A. him B. he
what is the largest prime factor of 34
why did farmers follow railroads into the texas frontier
How are carbon, hydrogen, and oxygen alike?
why did texans drive their cattle to towns in the midwest