2sec^x-2sec^2x sin^2x

Question

i've done problems like this before, but i was always able to change a term to cancel out something

12/12/2013 | Mikayla from Mountlake Terrace, WA

Answer 1

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i've done problems like this before, but i was always able to change a term to cancel out something

12/12/2013 | Mikayla from Mountlake Terrace, WA

Answer 2

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Answer 3

2sec^x-2sec^2x sin^2x

= 2sec^x(1-sin^2x)

= 2sec^x cos^2x

= 2 <==Answer

12/12/2013 | Robert J.