Question

3/4x+1
find all numbers for which the rational expression is undefined

Answer 1

x/3=4/x+1
x/3 = 4/ (x+1)
x(x+1)=12
x^2+x-12=0
x^2+4x-3x-12=0
x(x+4)-3(x+4)=0
(x-3)(x+4)=0
x=3 OR -4

Answer 2

can i get a woot woot !
- <3 seashell

Answer 3

lol

Answer 4

is it?:\[\frac{3}{4x+1}\]

Answer 5

if so, this is undefined when the denominator is zero, i.e. when:\[4x+1=0\]