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Mathematics 8 Online
OpenStudy (anonymous):

whats 1/secx+1 - 1/secx-1

OpenStudy (anonymous):

|dw:1416781519139:dw|

OpenStudy (anonymous):

anyone wannnnna hellllppp

OpenStudy (anonymous):

\[1/(\sec(x)+1)-1/(\sec(x)-1)=-2 \cot^2(x) \]

OpenStudy (mathstudent55):

|dw:1416778503211:dw|

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