glen1
glen1
21-05-2014
Mathematics
contestada
find domain of g
g(x)=x+5/2x^2-x-3
Respuesta :
Аноним
Аноним
07-07-2014
[tex]g(x)=\frac{x+5}{2x^2-x-3}\\\\D_g:\\2x^2-x-3\neq0\\\\2x^2+2x-3x-3\neq0\\\\2x(x+1)-3(x+1)\neq0\\\\(x+1)(2x-3)\neq0\iff x+1\neq0\ \wedge\ 2x-3\neq0\\\\x\neq-1\ \wedge\ x\neq1.5\\\\D_g:x\in\mathbb{R}\ \backslash\ \{-1;\ 1.5\}[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 71+ )
Otras preguntas
At the beginning of the Industrial Revolution, the old money/ aristocracy of Britain increased their wealth by investing in new factories and businesses T/F
Nuclear fusion differs from nuclear fission because nuclear fusion reactions (1) form heavier isotopes from lighter isotopes (2) form lighter isotopes from heav
Why did American Indians occupy Alcatraz Island in 1969?
How do nerve cells form different types of tissues? A. A group of these cells perform similar functions and become nerve tissue after information in the DNA of
Charlene decided to ride her bike from her home to visit her friend Danny. Three miles away from home, her bike got a flat tire and she had to walk the remain
Justify each step used to simplify the expression.3x+2y-2x+2=3x-2x+2y+2
Which kind of information is provided by the Prologue in Romeo and Juliet? A. information about what happens after the play's final event B. information about
Cats have a gene that codes for the color of their fur. Suppose that a certain breed of cat can have black, gray, or white fur. Black fur is dominant, white fur
The phase of a sample of a molecular substance at STP is not determined by its (1) arrangement of molecules(2) intermolecular forces(3) number of molecules(4)
Two solid samples each contain sulfur, oxygen, and sodium, only. These samples have the same color, melting point, density, and reaction with an aqueous barium
ACCESS MORE
