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 does seasat measure: A. Changes the ocean's height B. Changes in the ocean's land form C.the direction and speed of ocean current D. The velocity of wave h

Which sentence uses the words among/between correctly? A. Our group divided the research tasks between the group members. B. The student leadership group was ne

AP US History question: How do you account for the development of political parties in the United States during the period 1787-1800?

Why were some Serbians and Bosnians angry with Austria-Hungary in 1914?

AP US History question: 1968 was a turning point for the United States. To what extent is this an accurate assessment? In your answer, discuss TWO of the follow

is 5/7 equal than, less than, greater than

Multiply the polynomials (5x^2+4x-4)(4x^3-2x+6) Explain your steps!!

the simplest particles of iron are

Find the slope of y=4

President Bill Clinton was forced to accept a major revision of federal government policy in __________ in 1996 due to the fact that Republicans had gained cont