Write the expression as a single logarithm with coefficient 1. Assume all variables represent positive real numbers with  and  .log6 13 - log6 x

A. log6 
B. log6 
C. log6 (13 - x)
D. log12


Answer: B

Mathematics

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A plane is flying with an airspeed of 245 miles per hour with heading 276.2°. The wind currents are running at a constant 47.2 miles per hour in the direction 266.1°. Find the ground speed and true course of the plane. ? Apply the rules regarding the use of significant digits after all computations are complete. ?

A. 292 mph with heading 274.6° B. 302 mph with heading 274.6° C. 292 mph with heading 273.8° D. 292 mph with heading 294.6° E. 302 mph with heading 294.6°

Mathematics

Find the equation for the hyperbola described.Center at (0, 0); focus at (0, ); vertex at (0, 4);

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

Mathematics

Determine the equation of the graph.

A. y = -sec 2x B. y = 2 csc x C. y = -2 sec x D. y = -csc 2x

Mathematics

Solve the problem.The area of a rectangle is 8m2 + 4m - 12. Find the length if the width is 4m - 4.

A. 2m - 3 B. 8m - 3 C. 8m + 3 D. 2m + 3

Mathematics