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

ACCESS MORE ACCESS MORE ACCESS MORE ACCESS MORE

Otras preguntas

3) Write an expression to represent: "8 times the sum of 10, and a number"

The traditional short-run Phillips curve implies a powerful role for monetary policy. According to the theory, place the events in order based on what happens w

Cho has taken on a senior project to conduct a survey on students' attitudes and behaviors concerning sexual behavior. While distributing the questionnaire, he

wood with a mass of 3.0 grams was burned in an open dish. The ashes weighed 1.2 grams. What happened to the rest of the wood? B A

A sample is decomposed in the laboratory and found that it contains 52.2% carbon (C), 13.0% hydrogen (H), and 34.8% oxygen (O). What is the empirical formula of

Jefferson Company has sales of $300,000 and cost of goods available for sale of $270,000. If the gross profit ratio is typically 30%, the estimated cost of the

Can someone please help me with this question

Von Hirsch's conceptualization that the punishment of the individual should be purely retributive and balanced to the seriousness of the crime is embodied in th

1. Phagocytosis is a complex process that can be affected by many different things. State a hypothesis as to something that you believe might affect phagocytosi

How do the urinary and circulatory systems interact to maintain homeostasis in humans? A. The kidneys transform food molecules into ATP. This form of energy i