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

Indicate whether the sentences below are transitive or intransitive. Ring the bell thomass

Name each figure using symbols.

Jacob is calculating the amount of time it takes a rocket to get to the moon. The moon is around 239,000 miles from earth. How many hours would it take a rocket

Liquids take the shape of the bottom of their container, while gases take the shape of their entire container. The shape solids take, however, is independent of

5÷118.5 Show Ur Work plzz

what is scince and physics

I help finding the definition PLEASE Help !!!!!!!

Yo, brainliest if you answer this question.

Hi! Could anyone please answer the following questions? Thanks very much! 1. In "¿Cómo saludamos y nos despedimos en español?", how does "nos" fit in it? 2. F

Why was the federal government under the Articles of Confederation created to be so weak?