Qualification > Math

Trig question

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Eamyzz:
wat is sec2x ???

Ghost Of Highbury:
sec^2 x = (1/cos^2x)

Eamyzz:

--- Quote from: eddie_adi619 on October 07, 2009, 04:35:05 pm ---sec^2 x = (1/cos^2x)

--- End quote ---


is this hw u write it here or its written like this evrywhere??

Ghost Of Highbury:
huh?
didnt get u?

astarmathsandphysics:
That equation for sec^2x is right

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