gjeniprobibaj gjeniprobibaj

02-06-2020
Mathematics

contestada

If α and β are the zeros of quadratic polynomial x2 + 3x - 2, find the value of α3 + β3.

Respuesta :

TheLazyNobita TheLazyNobita

02-06-2020

Answer:

[tex]\alpha + \beta = -3/1 = -3 \\ \alpha \beta = -2/1 = -2[/tex]

[tex]\alpha ^3 + \beta ^3[/tex]

[tex](\alpha + \beta )^3 - 3\alpha\beta (\alpha + \beta ) \\ (-3)^3 - 3(-2)(-3) \\ -27 - 18 = -45[/tex]

Answer Link

Otras preguntas

sells general merchandise directly from the manufacturer at a discount; items may be discontinued or have certain product flaws.

according to carstensen, who would most likely socialize with someone he or she disliked in order to gain something needed? quizlet

in , individuals with a phenotype near the phenotypic mean of the population are favored over those with phenotypic extremes.

Which was a goal of the Union strategy shown in the image above? O to strike quickly at key cities and military bases in the South O to place Confederate armies

This cartoon was published in 1914. Which individual would most likely agree with the author of this cartoon? A a progressive leader like Florence Kelley b a vi

The Partiality of Friendship Jim has the responsibility of filling a position in his firm. His friend Paul has applied and is qualified, but someone else seems

rite a paragraph in response to the following prompt:Evaluate the extent to whether all citizens in the Song Dynasty China experienced a Golden Age' during the

Describe why some proteins are constitutively secreted from the cell whereas others are retained until their release is signaled for by a messenger.

identify and describe early cultures and settlements that existed in north america prior to contact with europeans

two distinct positive integers $x$ and $y$ are factors of 36. if $x\cdot y$ is not a factor of 36, what is the smallest possible value of $x\cdot y$?