laurenbdiaz66
laurenbdiaz66 laurenbdiaz66
  • 06-03-2021
  • Mathematics
contestada

Given f(x) = 2x^3+ 9x + k, and x + 1 is a factor of f(x), then what is the value of k?

Respuesta :

Nayefx
Nayefx Nayefx
  • 06-03-2021

Answer:

11

Step-by-step explanation:

to understand this

you need to know about:

  • factor theorem

tips and formulas:

  • if f(c)=0 then x-c is a factor of f(x)

let's solve:

according to the question

2(-1)³+9(-1)+k=0

=>2(-1)+9(-1)+k=0

=>-2-9+k=0

=>-11+k

therefore

k=11

Answer Link

Otras preguntas

Really need help , it will help my grade!!!
Employees who are paid a portion of the profit from the sale of a product or service are paid on a
Atoms that have an electronegativity difference of 1.5 or less usually form _________ bonds.
I am a quadrilateral with 2 pairs of opposite sides that are parallel, 2 pairs of sides that are of equal length,and 4 right angles. I am not a square. What sha
Which issues have led to civil unrest in Southeast Asia​
whats 5678 divided by 45.7​
Find the values that make this a parallelogram (please show work)
PPPPPPPPPPPPPLLLLLLLLLLLLLLZZZZZZZZZZZZZZZ HELP!!!!!!!!! A. B. C. D.
One of the readings describes a process of language shift over ____________ generations. a. 2 c. 4 b. 3 d. 5 Please select the best answer from the choices p
What is 35 times 2.5