troyheller troyheller

18-05-2018
Mathematics

contestada

What are all of the real roots of the following polynomial? f(x) = x4 - 24x2 - 25

Respuesta :

sqdancefan sqdancefan

18-05-2018

It factors as ...
f(x) = (x² -25)(x² +1) = (x -5)(x +5)(x² +1)
A root will make one of the factors equal to zero. The quadratic factor has only complex roots.

The real roots are x = ±5.

Ver imagen sqdancefan

Answer Link

azrayouhanna2 azrayouhanna2

23-04-2020

Answer:

5, -5

Step-by-step explanation:

Answer Link

ACCESS MORE ACCESS MORE ACCESS MORE ACCESS MORE

Otras preguntas

An airplane pilot is fertilizing a field. The height y in feet of the fertilizer t seconds after it is dropped is modeled by y(t) = −16t2 − 3t + 300. The horizo

solve the system by substitution x=17-4y y=x-2

Solve for the unknown by using the additive inverse. Type the FULL answer in the box, without using any spaces (ex., X=5). A – 7 = –13

Does anyone get how to do this

What were the Causes of the French Revolution?:Question 2Which was a main reason that the Third Estate broke off to form theNational Assembly after Louis XVI re

What type of carbohydrates can move through your blood?

During 2017, Lopez Corporation disposed of Pine Division, a major component of its business. Lopez realized a gain of $3,000,000, net of taxes, on the sale of P

how do you graph 4x-2y=10

Alisha's teacher usually includes lots of comments on student tests to help them understand why their answers were incorrect. These comments are important to Al

what does -3x - 4 < 6x + 32 equal?