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Mathematics 19 Online
OpenStudy (anonymous):

Verify each trigonometric equation by substituting identities to match the right hand side of the equation to the left hand side of the equation - tan2x + sec2x = 1

OpenStudy (kanwal32):

solving wait 4 a min

OpenStudy (kanwal32):

it's sec2x or sec^2x

OpenStudy (kanwal32):

@Annabellamay

OpenStudy (anonymous):

-tan^2 x+sec^2 x=1

OpenStudy (kanwal32):

ok

OpenStudy (kanwal32):

sec^2x=1+tan^2x

OpenStudy (kanwal32):

its basic pythagorean property

OpenStudy (skullpatrol):

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