Expand the expression.log4 (9x)
A. log4 9 - log4 x
B. log2 9 - log2 x
C. log2 9 + log2 x
D. log4 9 + log4 x
Answer: D
Mathematics
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Solve the equation.4|x| = 512
A. 
B. ± 
C. -9
D. ±18
Mathematics
Find the x-intercept and the y-intercept of the graph of the equation. Do not graph the equation.4x + 3y = 0
A. x-intercept = 4; y-intercept = 3 B. x-intercept = -3; y-intercept = -4 C. x-intercept = 3; y-intercept = 4 D. x-intercept = 0; y-intercept = 0
Mathematics
Solve. Give your answer as a mixed number if appropriate. 
= 
A. 3
B. 5
C. 5
D. 7
Mathematics
Multiply.(-6y)(-7y3)
A. -13y3 B. -42y4 C. 42y4 D. 6y - 7y3
Mathematics