SOLUTION: How would you verify the identify of sec y cos {{{ y = 1 }}}? A.) 1 + tan˛u = sec˛ u B.) cos u = 1/sec u C.) cot u = sin u/cos u D.) sec(-u) = sec u Thank you.

Algebra ->  Test -> SOLUTION: How would you verify the identify of sec y cos {{{ y = 1 }}}? A.) 1 + tan˛u = sec˛ u B.) cos u = 1/sec u C.) cot u = sin u/cos u D.) sec(-u) = sec u Thank you.       Log On


   

Question 1063130: How would you verify the identify of sec y cos +y+=+1+?
A.) 1 + tan˛u = sec˛ u
B.) cos u = 1/sec u
C.) cot u = sin u/cos u
D.) sec(-u) = sec u
Thank you.
Answer by josgarithmetic(39613) About Me  (Show Source):
You can put this solution on YOUR website!
Do you mean, sec(y)cos(y)=1 ?
sec%28y%29cos%28y%29=1

Use the definition of secant function.
sec%28x%29=1%2Fcos%28x%29