Quantcast I need help with trigonometry identities.? - XP Math - Forums
XP Math Home Sign Up FREE! | Sign In | Classroom Setup | Common Core Alignment PDF Version

Go Back   XP Math - Forums > Welcome > Off-Topic Discussion

Thread Tools Display Modes
Old 10-03-2007   #1
andrew p
Posts: n/a
Default I need help with trigonometry identities.?

How do i show that sq root 3 cos x-sin x can be written as 2 cos(x+30) and the max and min values of the expression and the values x between 0 and 360 degrees?i can generally get that far but how do i get th max and min values?

Thread Tools
Display Modes

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off

Forum Jump

All times are GMT -4. The time now is 01:29 AM.

Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2020, vBulletin Solutions Inc.
XP Math