Use Cramer's Rule to solve (if possible) the system of equations.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: B
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X is Uniform(10, 15).
Find E ( X ), Var ( X ), and SD( X ) for the given random variable.
Express the percent as a fraction or mixed number in simplest form.11
%
A. 1175
B. 5
C. 117
D. 
Solve the problem.Kelly is a partner in an Internet-based seed and garden supply business. The company offers a blend of exotic wildflower seeds for $95 per pound and a blend of common wildflower seeds for $15 per pound. Kelly is creating a medium-price product by mixing together 29 pounds of the more expensive blend with 5 pounds of the less expensive blend. What will be the price per pound for the new blend? (Round to the nearest cent, if necessary.)
A. $26.76 per pound B. $8.27 per pound C. $25.73 per pound D. $83.24 per pound
Give the exact value of the expression.cos 
A. 
B. 
C. 
D. 