neniyurrr neniyurrr
  • 24-01-2020
  • Mathematics
contestada

if k is a constant, what is the value of k such that the polynomial k^2x^3 - 6kz+9 is
divisible by x-1?

Respuesta :

LammettHash
LammettHash LammettHash
  • 24-01-2020

[tex]x-1[/tex] divides [tex]p(x)=k^2x^3-6kx+9[/tex] if the remainder is [tex]p(1)=0[/tex]. (This is the remainder theorem)

Then we must have

[tex]p(1)=k^2-6k+9=(k-3)^2=0\implies\boxed{k=3}[/tex]

Answer Link

Otras preguntas

Which element in the boxes above belongs in column 3 on the periodic table?
Sonji plots –9 on a number line to represent the depth of her sailboat underwater and labels it B. She plots positive 20 on the same number line to represent th
Your friend has $100 when he goes to the fair.he spends $10 to enter the fair and $20 on food.rides at the fair cost $2 per ride.which function can be used to d
Lines 101–107: How are the beetle parents similar to human parents? Why does Goodall suggest this comparison between the beetles and humans?
how many moles of sulphur are in 53.7 grams of sulphur​
1. What is the attitude banks have toward being required to become members of the Federal Reserve System?
What technology made the colonization of Africa and Asia easier?
need help ASAP on question #3
The hours a week people spend answering and sending emails is normally distributed with a standard deviation of Ï = 150 minutes. How large of a sample size woul
Fruit can be cooked in all of the following ways EXCEPT baking boiling. broiling. poaching.