Alnaafiya
Alnaafiya Alnaafiya
  • 03-03-2022
  • Mathematics
contestada

for p(x) = 5x^3-2x^2+3x-6.is x=-1 is a root of p(x)?is x=1 is a root of p(x)​

Respuesta :

ganjilaya2019
ganjilaya2019 ganjilaya2019
  • 03-03-2022

Answer:

just x = 1 is a root.

Step-by-step explanation:

p(-1) = 5(-1)³ - 2(-1)² + 3(-1) - 6 = -5 - 2 - 3 - 6 = -26

so x= -1 isn't root for p(x)

p(1) = 5(1)³ - 2(1)² + 3(1) - 6= 5 - 2 + 3 - 6= 0

so x = 1 is a root for p(x)

Answer Link

Otras preguntas

Capitalism falls under what economic system? planned mercantile market.
Écrivez le participe passé d'écrire pour compléter la phrase. N'oubliez pas l'accent. Lise et Aimée ont (blank) une carte postale à leurs grands-parents.
Choose the correct conjugation of the verb between parenthesis in passe compose. Elles (marcher) toute la journee.* sont marchees* ont ma
Solve by your method of choice.
The name for the group of politicians called the Ohio Gang referred to what connection?​
Which of President Johnson’s actions led directly to his impeachment by Congress?
34 is what percent of 80?
Which of the following of the statement “if i like math, then i like science
How could you beat help people with eating disorder
HARDEST MATH QUESTION IN THE WORLD. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~