Master the process of finding the equation of a tangent line in calculus with this step-by-step tutorial. Learn how to calculate derivatives, apply the point-slope formula, and solve problems ...
Alyssa Liu's emotional routine to Laufey's "Promise" earned her a score of 74.90, second to Japan’s Kaori Sakamoto with a 78.88 score.
Anaheim 2 win is ‘par for the course’ for Deegan 15x AMA Champion Ricky Carmichael and 9x AMA Champion Ryan Villopoto recap the week in Pro Motocross and Supercross. A Division of NBCUniversal.