Perform the indicated operation. Simplify, if possible. + 

A. 1
B.  
C.
D.  


Answer: B

Mathematics

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Find an equation for the hyperbola described.Vertices at (0, ±6); asymptotes at y = ± x

A.  -  = 1
B.  -  = 1
C.  -  = 1
D.  -  = 1

Mathematics

Solve the system of equations by the elimination method. Check your solutions. For any dependent equations, write your answer in the ordered pair form.

A. {(7, 1)} B. ? C. {(6, 1)} D. {(7, 0)}

Mathematics

Find the center, foci, and vertices of the ellipse. +  = 1

A. center at (-2, 2)
foci at (-2 + , 2), (-2 - , 2)
vertices at (-4, -2), (8, -2)
B. center at (2, -2)
foci at (- , -2), (, -2)
vertices at (6, -2), (-6, -2)
C. center at (2, -2)
foci at (2 + , 2), (2 - , 2)
vertices at (6, -2), (-6, -2)
D. center at (2, -2)
foci at (2 + , -2), (2 - , -2)
vertices at (-4, -2), (8, -2)

Mathematics

Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log3

A.  log3 y - 2
B. log3  - log3 9
C. log3  - 2 log3 3
D.  log3 y - log3 9

Mathematics