Use the change of base formula and the properties of logarithms to rewrite the expression as a single logarithm in the indicated base.log625 x20 + log125 y15 - log25 w10, base 5
A. log5 
B. log5 x5y5z5
C. log5(x5 + y5 - z5)
D. log5 
Answer: A
Mathematics
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Combine the complex numbers.(5 - 5i) + (6 + 2i)
A. -1 + 7i B. -11 + 3i C. 11 - 3i D. 11 + 3i
Mathematics
Solve the problem.Given that 
= 3, find the value of the determinant 
.
A. 9 B. -9 C. 6 D. 0
Mathematics
Use division to write the rational function in the form 
where the degree of r
is less than the degree of 
. Then find the partial fraction decomposition of 
A. 2x - 9 + 
- 
B. 2x + 9 - 
+ 
C. 2x + 5 - 
+ 
D. 2x - 9 - 
+ 
Mathematics
Write a cost function for the problem. Assume that the relationship is linear.Fixed cost, $30; 5 items cost $2610 to produce
A. C(x) = 516x + 2610 B. C(x) = 516x + 30 C. C(x) = 1032x + 30 D. C(x) = 1032x + 2610
Mathematics