nicholasmazzola21205 nicholasmazzola21205
  • 18-12-2020
  • Mathematics
contestada

Given f(x)=x^3+kx-4, and x-1 is a factor of f(x), then what is the value of k?

Respuesta :

jorel1380
jorel1380 jorel1380
  • 18-12-2020

Answer:

3

Step-by-step explanation:

If x-1 is a factor, then x=1 is a solution. So:

0=1³+1k-4

1k=3

k=3 .........

Answer Link

Otras preguntas

The government is what type of economic player? please answer i know none of this he’ll pleasee
meeting, so they need at least 100 pieces of sushi in total. Sofia had already ordered and paid for 24 pieces of sushi, so she needs to order additional sushi.
If l∥m, find the values of x and y.
a wrench struck the ground at 24 m/s. from what height was it dropped? how long did it fall?
3 A 10 gram (g) object is sent along a frictionless track in four trials. For each trial, the amount of force used to push the object was varied. The speed of t
David is in charge of buying materials for a clothing manufacturer. He has a list of suppliers and uses a multiattribute matrix to conduct _____ to evaluate tho
Write 5 complete sentences using correct grammar puntuación and spelling for full Credit due by the end of class​
Write a retelling of the story "The Medicine Bag" from Grandpa's point of view. Based on the details provided in the story, imagine Grandpa's journey to see his
There are 24 children in a kindergarten class. Three quarters of them can already write the whole alphabet. How many children can write the alphabet?
100 points. 9 sentence lineHas technology helped us to be more knowledgeable