this problem has been bugging me for a long time

1/1-secx + 1/1+secx

i keep ending up with 2/1-sec^2(x)

but the answer is -2cot^2(x)

can anybody help :( what am i doing wrong

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- April 25th 2010, 05:40 PMsomething3kSimplifying math identity
this problem has been bugging me for a long time

1/1-secx + 1/1+secx

i keep ending up with 2/1-sec^2(x)

but the answer is -2cot^2(x)

can anybody help :( what am i doing wrong - April 25th 2010, 06:17 PMGusbob