paulaannechristy45 paulaannechristy45

10-02-2020
Mathematics

contestada

Show all work to factor x4-5x2+4

Respuesta :

Aaqib10 Aaqib10

10-02-2020

Answer:

x = 1 or -1

x = -2 or 2

Step-by-step explanation:

x4 - 5x2 + 4 = 0

x4 - 4 x2 - x2 + 4 =0

x2 ( x2 - 4 ) - 1 ( x2 - 4 ) = 0

( x2 - 1 ) ( x2 - 4 ) =

x2 - 1 = 0 or x2 - 4 = 0

x2 = 1 x2 = 4

x = 1 or -1 x = -2 or 2

Answer Link

Otras preguntas

What does it mean quote

Explain why, in the early morning and in the evening, there is no overall movement of gases into or out of the leaf

what mathematical property is this: 2(1/2)=1

The hobbits Frodo, Sam, Pippin and Merry have breakfast at different times. Each one takes a quarter of the porridge in the pan, thinking that the other three h

explain how does delay marriage help for population management ?

A beaker holds 800 ml of water. A student a student fills it to the top t hen puts a baseball the beaker. 300ml spills out of the beaker. what is the volume of

#12) A freight elevator can hold up to 4,500 pounds. How many tons can the freight elevator hold?

Sh 1. Mention the role played by UNICEF in solving social problems. 2. List out the works that have been done by Save the Children. 3. List the activities that

Find the values of x and y given that 182x + 247 y = gcd(182, 247)

Remnant Carpet Company sells and installs commercial carpeting for office buildings. Remnant Carpet Company uses a job order cost system. When a prospective cus