jadehralston jadehralston

04-02-2021
Mathematics

contestada

PLS NEEP HELP ASAP

Convert the function f(x) = x^2 + 2x-8 to standard form. Then state the vertex and domain and range of the function.

Respuesta :

clarch19 clarch19

04-02-2021

Answer:

f(x) = (x + 1)² - 9

vertex: (-1, -9)

domain: all real numbers

range: y ≥ -9

Step-by-step explanation:

y = x² + 2x - 8

convert by 'completing the square' method

x² + 2x + 1 = 8 + 1

(x + 1)² = 9

f(x) = (x + 1)² - 9

Answer Link

Otras preguntas

Kevin can travel 22 1/2 miles in 1/3 hour. What is his average speed in miles per hour?

the basement has an area of 864 square feet. the width of the basement is two thirds its length. What is the length of the basement?

What is the trinomial factor of 20t^2-13tv-15v^2

1. The beaches are clean and uncrowded. The surrounding countryside is lush and soothing to winter-weary eyes. Furthermore, being able to take sailing and

What type of region was the Fertile Crescent and why?

What are disadvantages and advantages of parallel circuits

is 0.21 greater than a half

Sara can take no more than 22 pounds of luggage on a trip. Her suitcase weighs 112 ounces. How many more pounds can she pack without going over the limit?

I really need help please c: U^-3=1/125 U=?

The word ecology is made up of two Greek words, oikos and logia, and means "_____." house knowledge life logic house logistics environmental knowledge