Write the expression as the sum or difference of logarithms.logn xy
A. logn x - logn y
B. logx n + logx y
C. log2 x - log2 y
D. logn x + logn y
Answer: D
Mathematics
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Use the rules for exponents to rewrite the expression and then evaluate the new expression. 
A. 
B. -4
C. 2
D. - 
Mathematics
Convert.57.9 dg to grams
A. 579 g B. 5.79 g C. 0.579 g D. 5790 g
Mathematics
Write in radical form. Assume all variables represent positive real numbers.(9m + n) 8/9
A. 
B. 
C. 
D. 
Mathematics
Solve the inequality. Express your answer using interval notation.-12 ? -2x - 2 ? -10
A. [4, 5]
B. [-5, -4]
C. (4, 5)
D. (-5, -4)
Mathematics