SOLUTION: Show that 1+tan^2 (theta)=sec^2(theta) for 76.5 degrees.

Algebra ->  Trigonometry-basics -> SOLUTION: Show that 1+tan^2 (theta)=sec^2(theta) for 76.5 degrees.      Log On


   

Question 193369This question is from textbook saxon algebra 2
: Show that 1+tan^2 (theta)=sec^2(theta) for 76.5 degrees. This question is from textbook saxon algebra 2

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


I'll do you one better.



To begin, we know:

and

So:



But:



But:



So:



Hence:



for all real values of

John