Question: The expression (sec x + tan x ) 2 is the same as _____. A. sec 2 x + 2csc x + tan 2 x
The expression (secx+ tanx)2is the same as _____.
| A. | sec2x+ 2cscx+ tan2x |
| B. | 1 + 2cscx |
| C. | sec2x+ tan2x |
| D. | 1 + 2tan2x+ 2secxtanx |
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