princemarry22 princemarry22

18-08-2021
Mathematics

contestada

if the sum p(x)=ax^2-3x+b and q(x)=3x^3-12x^2+cx-13 is r(x)=3x^3-8x^2+3x-5,then find the value of a,b and c.

Respuesta :

badtestbot28 badtestbot28

21-08-2021

Answer:

a=4, b=8, c=6

Step-by-step explanation:

ATQ, p(x) + q(x) = r(x)

3x^3-(12-a)x^2-(3-c)x+b-13 = 3x^3-8x^2+3x-5

Comparing the coefficients, we have

12-a=8, a=4

b-13=-5, b=8

-(3-c)=3, c=6

Answer Link

Otras preguntas

Every day, there are 5 times more likes on an internet video of a dog which is modeled by the function c(n) = (5)n − 1, where n is the number of days since the

Colors that do not contrast strongly with each other, and which are similar in wavelength, are ________ colors.

Hemingway employs a direct, unadorned style of writing in order to

A check written that exceeds the checking account balance creates an _______________________ or a bounced check.

The process of heat acclimatization requires ________ of gradually increased activity in the hot environment

Which lines from the excerpt are refrains? Check all that apply. Do not go gentle into that good night, Old age should rave and burn at end of day; Rage, rage a

¿cuales son las ventajas y desventajas de las escuelas publicas y privadas?

Giving employees responsibility and authority to make decisions about their work is called ______. communication teamwork empowerment top-down management

A heuristic is applied during a search process in hopes of producing a

N2 + 3H2 2NH3 How many molecules of H2 are in the reaction? molecules How many nitrogen atoms are present? atoms How many moles of NH3 are formed? moles