Choose the description that matches the equation of the conic section.
+ 
= 1
A. A hyperbola with a vertical axis.
B. A hyperbola with a horizontal axis.
C. A vertical ellipse
D. A horizontal ellipse
Answer: D
Mathematics
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Provide an appropriate response.Let A = 
and B = 
.Does the matrix A + B have an inverse?
A. Yes B. No
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Write the domain of f in set-builder notation.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Use the properties of the trigonometric functions to find the exact value of the expression. Do not use a calculator.sec2 40° - tan2 40°
A. 0 B. 2 C. -1 D. 1
Mathematics
Find absolute maximum and minimum values of the function, if they exist, over the indicated interval. Where no interval is specified, use the real line. List your answers in terms of ordered pairs.
Mathematics