chianne60 chianne60

04-04-2020
Mathematics

contestada

Find the sum
(2x^3-x-9)+(7x^2-5x-2)
A) 9x^2-6x-11
B)2x^3+7x^2-4x-11

C) 2x^3+7x^2-6x-7
D)2x^3+7x^2-6x-11

Respuesta :

txxliyxhh txxliyxhh

04-04-2020

Answer:

D)2x^3+7x^2-6x-11

Step-by-step explanation:

(2x^3-x-9)+(7x^2-5x-2) and simplify

into 2x^3+7x^2-6x-11 (steps shown in attachment)

Ver imagen txxliyxhh

Answer Link

Otras preguntas

What word should you avoid when correcting a child?

Why did Columbus write "having trouble with the crew"?

Where does surface water collect if it does not flow to the ocean

The repeating group of a crystal is called the A. nucleus. B. unit cell. C. net. D. crystal system.

which group in american society might have opposed progressive reform? Explain

In which sentence is the word but used as a preposition? A. We would like to visit the Grand Canyon, but our vacation time is up. B. None but the

Which best describes the way photographs are considered by historians? A)primary source documents that are useful in the study of history B)reliable sources for

Solve for the indicated variable 4c=d for c

The Great Awakening’s religious resurgence served to revive evangelicalism. How can salvation be attained according to evangelicals

Why Nazism became popular in Germany by 1930?