younoussamaigaoqw90f younoussamaigaoqw90f
  • 12-06-2017
  • Mathematics
contestada

For which rational expression is –2 an excluded value of x?

a) x-3/x^2-4
b) x-3/x^2+4
c) x^2-4/x-3
d) x^2+4/x-3

Respuesta :

octobermaniac
octobermaniac octobermaniac
  • 13-06-2017
Answer is A 
X-3/x^2-4 has two excluded values 2, -2
Answer Link

Otras preguntas

Sir Thomas More was executed because he A. would not stand with Henry VIII against the Protestant revolt. B. would not accept Henry VIII as head of the Ch
Does the table represent an exponential function? Yes or No.
write short note on adaptation function of living thing
Which source would help a historian best understand the effect of the Civil War on soldiers' families?
Please help, once agin
Calculate the perimeter of a rectangle . When b=12 cm and h=6 cm
____________ is considered a stimulant drug. A. MDMA B. An analgesic C. Cocaine D. Peyote
Simplify the function f(t) = sinh(ln(t)). Then, find the derivative of your simplified form of f(t).
A common characteristic of mountains formed by two colliding continents is marine _______ rock.
A polynomial function has a root of –5 with multiplicity 3, a root of 1 with multiplicity 2, and a root of 3 with multiplicity 7. If the function has a negative