Finding Authentic Video Pronunciations...
Scanning thousands of native English clips with synchronized subtitles and exact timestamps.
Pronunciation Guide
Loading video player...
Listen to native speakers pronounce “Lagrange” in real conversational contexts with synchronized timestamps and subtitles.
And what's important to note is that V is a scalar, it has a magnitude but no direction.So the genius in Lagrange's idea is this.At any given point, we can draw an arrow pointing directly downhill where the size of the arrow corresponds to the steepness of the hill at that point.