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 is the slope of a line represented by the equation 2y = × - 4?

Which technological development led to an increased demand for slaves in the United States during the early- to mid-1800s? A) the steel plow B) the cotton gin C

Of the countries listed below, only ___________ did not remain Catholic during the Reformation. a. Spain c. Hungary b. Italy d. Scotland

the equation of a line? passes through (-2,5) and is parallel to y-2/3x+1 would the answer be y=2/3x+19/3

What is the slope of the line whose equation is 2y=5×+4?

Find the X and Y intercepts (-4,-3) (1,6

What were the two primary drawbacks to the American Industrial Revolution?

The value of the metal in 2p coins, made in 1991 is now worth 3.3p. Suggest why a 2p coin made in 1991 is now worth 3.3p

The value of the metal in 2p coins, made in 1991 is now worth 3.3p. Suggest why a 2p coin made in 1991 is now worth 3.3p

14. In modern India, the "Garden City" of _________ is known as India's "Silicon Valley." A. Kolkata B. New Delhi C. Bengaluru D. Mumbai