Solve the equation.x = 
A. 2
B. 5
C. 5, -3
D. No solution
Answer: B
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Write the function in the form y = f(u) and u = g(x). Then find dy/dx as a function of x.y = e5x/2
A. y = eu; u = 5x/2; 
= 
xe5x/2
B. y = eu; u = 5x/2; 
= 
e5x/2
C. y = eu; u = 5x/2; 
= 
xe5x/2
D. y = eu; u = 5x/2; 
= 
e5x/2
Provide an appropriate response. A group of printers were advertised in the Sunday supplement. The prices listed were $129, $275, $475, $139, $159, $210, $425, $159. What was the standard deviation from the mean to the nearest dollar:
A. $135 B. $246 C. $346 D. $67
Perform the indicated operation.
- 
A. 
B. 
C. 
D. 
Use the properties of logarithms to rewrite the expression. Simplify the result if possible. Assume all variables represent positive real numbers.log4 (7x + 11y)
A. log4 7x + log4 11y B. (log4 7x) (log4 11y) C. log4 77xy D. log4 (7x + 11y)