DAy 1 conics.notebook
1
April 04, 2013
Conics: circle, ellipse, parabola and hyperbola
How to tell the difference:
circle: two quadratic terms, same sign, same coefficient
ellipse: two quadratic terms, same sign different coefficients
parabola: only one quadratic term
hyperbola: two quadratic terms, different signs!
Practice: NAME THAT CONIC SECTION!
**Quadratics must be on the same side of the = sign
DAy 1 conics.notebook
2
April 04, 2013
Standard Form of a circle
DAy 1 conics.notebook
3
April 04, 2013
DAy 1 conics.notebook
4
April 04, 2013
Putting the equation of a circle instandard form (xh)2 + (yk)2 = r2
Then tell the radius and center of the circle
DAy 1 conics.notebook
5
April 04, 2013
Write an equation of a line in slope intercept formthat is tangent to the given circle at the given point
Tomorrow
