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

How science is related to future?

How to pick a good number while dealing with equivalent fraction s

what is the fraction 8/25 as a decimal

Please help me !!! ( the directions are at the top of the picture ) Answer what you can correctly for a brainliest and also get a thanks ! Don't answer if you d

How do you explain the relatively high conductivity of tap water compared to a low or zero conductivity for distilled water?

find the sum 1 3/5 + 8 1/2 A) 10 1/5 B) 10 1/10 C) 2/5 D) 1/10

What symmetry does a Annelids have? Plz help

If a train is approaching or traveling through, you should position your vehicle at least __________ feet away from the tracks.

The Lapita had a very distinctive type of _____. A. pottery B. sculpture C. painting D. ceramics

Which statements are true? The environment plays a role in where people live. Environmental resources have little value for people. Resources are unevenly dist