Link to regentsprep.org Inverse Functions

link to regentsprep.org Inverse Functions
http://www.regentsprep.org/Regents/math/algtrig/ATP8/inverselesson.htm

link to graphically represent an inverse function on regentsprep.org
http://www.regentsprep.org/Regents/math/algtrig/ATP8/applesson.htm

link to quadratic formula:
http://www.regentsprep.org/Regents/math/algtrig/ATE3/quadformula.htm

link to discriminant
http://www.regentsprep.org/Regents/math/algtrig/ATE3/discriminant.htm

link to summary:
http://www.regentsprep.org/Regents/math/algtrig/ATE3/QuadLesson.htm