Princeton Review 3rd Ed - Page 23 Error

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Legendre
Posts: 217
Joined: Wed Jun 03, 2009 1:05 am

Princeton Review 3rd Ed - Page 23 Error

Post by Legendre » Fri Jul 24, 2009 8:49 am

Under "Graphs of the Trig Functions", he says :

sec x and csc x has range |y| < or = 1.

Their range should be |y| > or = 1.

Nameless
Posts: 128
Joined: Sun Aug 31, 2008 4:42 pm

Re: Princeton Review 3rd Ed - Page 23 Error

Post by Nameless » Fri Jul 24, 2009 2:25 pm

you are right, the range should be |Y|>=1.



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