Write as the sum and/or difference of logarithms. Express powers as factors.logw
A. logw11 +logwx - logw5
B. logw11x -logw5
C. logw6x
D. logw11 +logwx + logw5
Answer: A
Mathematics
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Solve.
= 
+ 
, for t
A. t = 
B. t = 1 + 
C. t = 4 - 
D. t = 
Mathematics
Use Gaussian elimination or Gauss-Jordan elimination to solve the problem.Ellen wishes to mix candy worth $4.68 per pound with candy worth $8.89 per pound to form 23 pounds of a mixture worth $7.61 per pound. How many pounds of the more expensive candy should she use?
A. 21 lb B. 7 lb C. 9 lb D. 16 lb
Mathematics
Simplify.6 ? 12 - (13 - 10) ÷ 3 - (4 - 5)
A. 62 B. 24 C. 72 D. 19
Mathematics
The function Y2 is defined as Y1 + k for some real number k. Based upon the given information about Y1 and Y2, find k. 
A. -6 B. 10 C. -10 D. 6
Mathematics