yorkpeppermint yorkpeppermint

09-09-2021
Mathematics

contestada

What are all of the real roots of the following polynomial?
f(x) = x4 - 13x2 + 36

A.
-3, -1, 1, and 3
B.
-3 and 3
C.
-3, -2, 2, and 3
D.
-2 and 2

Respuesta :

lynnkc2000 lynnkc2000

09-09-2021

Answer:

C. -3, -2, 2, and 3

Step-by-step explanation:

x⁴ - 13x² + 36 = 0

(x²-4) (x²-9) = (x+2)(x-2)(x+3)(x-3) =0

x = 2 or x = -2 or x = 3 and or x = -3

Answer Link

Otras preguntas

Given a [H3O+] of 7.19x10-11, calculate the pH for 2 points. For 1 point, classify your pH answer as acidic or alkaline (basic). Your pH answer needs to have th

Which is g(x) in the function

how do you find answer to 9/35 - 1/5?

Why colonization had a negative impact on developing countries?

SOMEONE PLEASE HELPP MEE

Use the following rules to graph and label the ordered pairs on a coordinate grid with at least 4 points on the coordinate plane: Maddy wrote a pattern starting

How did the media influence the Spanish-American War?

how is organs affected by heart problems and how

A teacher asks four students to write a description for each transformation of the function f(x)=3(7)x. Student Transformation Description 1 g(x)=f(x)−4 a verti

Part 1: Name the type of chemical reaction that occurs when magnesium chloride solution (MgCl2) reacts with sodium carbonate solution (Na2CO3). Part 2: Explain