F128
In-center of triangle
- 1. Tangent length from A to in-circle is (s - a)
- 2. Radius of in-circle is (s - a)*tan(A/2)
- 3. Locus of in-center
F222
Inverse : y = e^x and y = ln(x)
F223
Inverse : Intersections of y = x^2 - 6*x + 8 and its inverse
- 1. It has four points of intersection
- 2. Find point of intersections of y = x^2 - 5*x + 8 with its inverse
- 3. Find point of intersections of y = x^2 - 2*x + 4 with its inverse
- 4. Find point of intersections of y = x^2 - 3*x + 4 with its inverse
- 5.
Sketch
Inverse of y = a*x^2 + b*x + c
F055
Inverse of circular function
I001
Inverse of quadratic function
- 1. Find intersection of y = x^2 - 2*x + 4 with its inverse
- 2. Find intersection of y = x^2 - 3*x + 4 with its inverse
I002
Inverse of quadratic function
- 1. Find intersection of y = x^2 - 5*x + 8 with its inverse
I003
Inverse of quadratic function
- 1. Find intersection of y = x^2 - 6*x + 8 with its inverse
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