Vectors & geometry

0 curated · 22 from open sources

From open sources

Complete problems only, with worked solutions first. Show everything

#	Title	Difficulty
134606	In Figure 11.4, the medians go from the corners to the midpoints…	Deep
134607	The point … of the way along is the same for all…	Deep
134609	By choosing the right vector … in the Schwarz inequality, show that…	Deep
134610	The Schwarz inequality for … and … says that	Deep
134611	The vectors … form a triangle if	Deep
134613	If … choose … so that … and	Deep
134615	(a) Find a vector … at a … angle with … and…	Deep
134655	To catch a drug runner going from … to … at 8…	Deep
134656	Show by vectors that the distance from … to the line …	Deep
134657	It takes three points to determine a plane	Deep
134658	(projections by calculus) The dot product of … with itself is	Deep
134659	From their equations, how can you tell if two planes are (a)…	Deep
134660	The aVR lead is	Deep
134661	Find the projection on the aVR lead of … in Question 3	Deep
134662	If the potentials are … (right arm) and … and …, find…	Deep
134663	If … is perpendicular to a lead …, the reading on that…	Deep
134667	A triangle in the … plane has corners at … and	Deep
134673	Take the dot product of equation (*) with … to prove …	Deep
134675	Let …, …,	Deep
134608	(b) What does the inequality become when … and	Deep
134612	(d) The vectors perpendicular to … lie along a line	Deep
134614	A methane molecule has a carbon atom at … and hydrogen atoms…	Deep