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

express each as a single power of 2 2aX2bX2c/2a+b

What is one result of a chemical change? A. Energy is created. B. A new material is formed. C. Materials change from one state to another. D. Elements are perma

A dog toy is on sale for 20% off the original price. If the original price of the toy is $11.50 what is the discounted price?

Is this Linear y=4000-70x if it is how do you know

A woman treated her home with a pesticide that kills spiders. The first application killed 78% of the spiders. Two months later she applied the pesticide again,

Quentin is making a tile design with 35 tiles how can he set up the tiles so there are an equal number of tiles in each row

A rectangular box has a square base. The combined length of a side of the square base, and the height is 20 in. Let x be the length of a side of the base of the

Earthquakes happen when _____. a. magma fills the chamber in a mountain b. seismic waves are transferred from the ocean floor to ocean water c. tectonic plates

Which of the following was not a characteristic of the large kinship groups of the Aztecs? They were the people's main link with the central government. Women w

Two trains leave the station at the same time. The first train is traveling north and the second train is traveling south 20 mph slower. After 2 hours, they a