joshrourk5 joshrourk5
  • 19-06-2017
  • Mathematics
contestada

Does the equation x2 - 4x + y2 = -3 intersect the y-axis?

Respuesta :

irspow
irspow irspow
  • 19-06-2017
No.  The y-intercept is the value of y when x=0, hence it intersects the y-axis when x=0.  In this case:

0^2-4(0)+y^2=-3

y^2=-3

y=√-3

Since there is no real square root of a negative value, the curve does not intersect the y-axis
Answer Link

Otras preguntas

how did sundiata established the mali empire
Rachel is a stunt driver, and she's escaping from a building that is about to explode! D(t) models Rachel's remaining distance (in meters) as a function of time
What is the factorization of 3x^2-8x+5
WILL MARK BRAINLIEST
What is the distance between -4 and 6 on a number line
What function equation is represented by the graph? f(x)=−2x−2 f(x)=2x−3 f(x)=−2x−3 f(x)=2x−2
Which statements describe elements or characteristics of a typical fable? Select three options. Fables typically use exaggeration. Fables are typically short. F
Which health problem is associated with the development of type 2 diabetes?
Which of the following is NOT considered to be a pyroclastic material? ash lapilli cinders pahoehoe
Explica el verbo en letra fuerte (bold type) en esta frase. Quiero que tu vayas al cine.I need Help ASAP!!!!