Write the expression as a single logarithm. Leave your answer in simplest form without negative or fractional exponents.
[log4(r - 6) - log4 q]
A. log4 
B. log4 
C. log4 
D. log4 
Answer: C
Mathematics
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Solve the equation.
= 
for 90° < ? < 180°
A. 154.6° B. 151.8° C. 179.5° D. 2.1°
Mathematics
Perform the operation and give the answer in the same numeration system. Write the answer as simply as possible.Add 
and 
A. 
B. 
C. 
D. 
Mathematics
Graph the hyperbola.
- 
= 1
A. 
B. 
C. 
D. 
Mathematics
Find the focus and directrix of the parabola with the given equation.3y2 = -4x
A. Focus: 
, directrix: y = 
B. Focus: 
, directrix: x = 
C. Focus: 
, directrix: y = 
D. Focus: 
, directrix: x = - 
Mathematics