scoobydooyuck
scoobydooyuck scoobydooyuck
  • 03-05-2018
  • Mathematics
contestada

Solve the quadratic in form equation x^4-14x^2+45=0

Respuesta :

kayeecheng2102p3s8sa kayeecheng2102p3s8sa
  • 03-05-2018
x⁴-14x²+45=0
(x²) ²-14x²+45=0
let y=x²
y²-14y+45=0
(y-9) (y-5) =0
y=9 or y=5
x²=9 or x²=5
x=±3 or x=±√5
Answer Link

Otras preguntas

The area of an equilateral triangle with side 4 cm.
How did northern states economies differ from southern state economies in the early to mid 1800s? Drag each description to the correct region. manufacturing L
Need answer please and this a part 1 to this math hw spam
Where was the first national ffa convention held
A school ordered a trapezoidal activity table as shown in the figure. Find the area of the table. (JUSTIFY)
I REALLY NEED HELP PLEASE 30 POINTS AND BRIANLIESTThe table shows the amount of profit a theme park makes in a day based on the number of visitors they have.Whi
How to have self confidence when your really shy
Triangle ABE is similar to triangle ACD. Find y. 3.4 2.7 4.5 2.1
What is the atomic number of the element located in group 16, period 2 of the periodic table?
Why was the Shang Dynasty once called China’s “mother culture”?