 My Math Forum State the single vector equal to each of the following

 New Users Post up here and introduce yourself!

February 19th, 2019, 06:53 PM   #1
Newbie

Joined: Feb 2019

Posts: 1
Thanks: 0

State the single vector equal to each of the following

In parallelogram EFGH, EF=u and FG=v. State a single vector equal to each of the following.

a) u+v
b) u-v
c) -u-v
d) v-u
Attached Images Parallelogram.jpg (9.2 KB, 0 views)

Last edited by weather23; February 19th, 2019 at 07:47 PM. Reason: forgot to add the rest of the question February 19th, 2019, 07:41 PM #2 Global Moderator   Joined: Dec 2006 Posts: 21,113 Thanks: 2327 $\vec{HG}$ and $\vec{EH}$ February 19th, 2019, 10:26 PM #3 Senior Member   Joined: Sep 2015 From: USA Posts: 2,641 Thanks: 1475 a) $\vec{u}+\vec{v}$ position $\vec{v}$ so that it starts at $E$. Hopefully it's clear that $\vec{u}+\vec{v}=\vec{EG}$ b) $\vec{u}-\vec{v}$ flip $\vec{v}$ the other direction position $\vec{u}$ so that it starts at $H$ similar to (a) $\vec{u}-\vec{v} = \vec{HF}$ can you do the remaining two? February 20th, 2019, 05:34 AM #4 Global Moderator   Joined: Dec 2006 Posts: 21,113 Thanks: 2327 In each case, the answer corresponds to some diagonal of the parallelogram. Tags equal, single, state, vector « Sup | hi »

 Thread Tools Show Printable Version Email this Page Display Modes Linear Mode Switch to Hybrid Mode Switch to Threaded Mode Similar Threads Thread Thread Starter Forum Replies Last Post Shen Geometry 9 April 14th, 2014 02:21 PM 84grandmarquis Linear Algebra 2 October 31st, 2013 12:48 PM WenC Economics 0 October 18th, 2011 03:43 PM Calc12 Calculus 2 January 19th, 2011 06:59 PM zeroman89 Advanced Statistics 3 October 7th, 2010 03:35 PM

 Contact - Home - Forums - Cryptocurrency Forum - Top      