justin3865 justin3865

01-09-2021
Mathematics

contestada

Find the sum and choose the correct answer.

2n 3 + 4n 2 - 7 and -n 3 - 8n - 2

Respuesta :

rijarafiquee rijarafiquee

03-09-2021

Answer:

n³ + 4n² - 8n - 9

Step-by-step explanation:

(2n³ + 4n² - 7) + (-n³ - 8n - 2)

2n³ + 4n² - 7 - n³ - 8n - 2

2n³ - n³ + 4n²- 8n - 7 - 2

n³ + 4n² - 8n - 9

Answer Link

Otras preguntas

more book recommendations for teen and young adult?

Which two points on the number line represent numbers that can be combined to make zero? B and D A and B C and D A and C

Are there many people against healthcare

I called, but he didn't _____his phone.

Using the reactivity series shown in the handbook, tell whether the following reactions can occur: (YES or NO) 1. Na replaces K? 2. Co replaces Cu? 3. Zn replac

list down the steps strategies of studying lessons in your preparation for a quiz or exam?

All of the biotic and abiotic factors in the area where an organism lives are known as its?

3. Hypothesize How can you increase the gravitational potential energy between yourself and Earth?

How can the Federal Reserve use open market operations to influence the national economy?

Which statement best describes a concern or flaw with local, state, and federal election processes?A. Super PACs and other soft money organizations can legally