Thursday, March 12, 2009

show that 4tan^4+tan^2x-3 = sec^2x(4tan^2x-3)

show that 4tan^4+tan^2x-3 = sec^2x(4tan^2x-3)
first factorise the LHS
then use the formula tan²x + 1 =sec² x

trigonometric identities

please leave your comments below
index of math problems

There is no guarantee about the data/information on this site. You use the data/information at your own risk. You use the advertisements displayed on this page at your own risk.We are not responsible for the content of external internet sites. Some of the links may not work

No comments:

Post a Comment

please leave your comments