Establish the identity.sec u + tan u = 
What will be an ideal response?
sec u + tan u = 
+ 
= 
= 
? 
= 
= 
= 
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Evaluate the expressing using a unit circle or state that the quantity is undefined. All angles are in radians.tan 
A. -1 B. 1 C. 0 D. Undefined
Find the median for the given sample data.A new business had the following monthly net gains:
Find the median net gain.
A. $5441.89 B. $4215.00 C. $4897.70 D. $4545.00
Find the foci and endpoints of each axis for the given ellipse.4x2 + 16y2 = 64
A. Foci: (± 4, 0); vertices: (±2
, 0);
endpoints of the minor axis: (± 2, 0)
B. Foci: (0, ±2
); vertices: (0 , ± 4);
endpoints of the minor axis: (± 2, 0)
C. Foci: (± 12, 0); vertices: (± 16, 0);
endpoints of the minor axis: (0, ± 4)
D. Foci: (±2
, 0); vertices: (± 4, 0);
endpoints of the minor axis: (0, ± 2)
Evaluate the expression.Let x = 6 and y = -3. Evaluate 
+ 
.
A. 2 B. 0 C. -1 D. 1