linkbunny
linkbunny linkbunny
  • 04-04-2017
  • Mathematics
contestada

NEED HELP FAST

If x − 2 is a factor of x(squared)-bx+b, where b is a
constant, what is the value of b?

Respuesta :

tyronescollins
tyronescollins tyronescollins
  • 04-04-2017

From what you’re given, you know that , for some constant a. From that, you know that –2 + a = –b, and that –2a = b.

Multiply that second equation by –1, and then you can do some solvin’.

–2 + a = –b
2a = –b

–2 + a = 2a
–2 = a



Answer Link

Otras preguntas

What can be expected for the recessive trait of monohybrids from the F2 generation? all dominant traits all recessive traits 1/3 dominant traits 2/3 recessive t
Who were the Sophists and what were their beliefs?
A mass on the end of a spring undergoes simple harmonic motion. At the instant when the mass is at its equilibrium position, what is its instantaneous velocity?
the theory that the threat of nuclear war is enough to prevent an attack is called​
Band of brothers “why we fight”: Why did the man get upset when he talked about the other camp at the next train stop?
What’s the cons about public surveillance cameras
42x5y4=(-7x3y)(B) B =
is the decimal equivalent to 9/4 a repeating decimal?
The general process by which bones form is called: a) ossification b) osteomalacia c) calcification d) apposition e) orthodontics
Which of the following is an example of mise-en-scene?