Let f (x) = 2x - 1, g(x) = 3x - 2. Find the domain of the function.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: A
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Complete the following for the given f(x). (i) Find f(x + h). (ii) Find the difference quotient of f and simplify.f(x) = -4
A. (i) h - 4 (ii) h B. (i) h - 4 (ii) 0 C. (i) -4 (ii) -4 D. (i) -4 (ii) 0
Evaluate as instructed.Evaluate (f/g)(-2).
A. - 2
B. - 
C. 2
D. - 3
Assume that the demand function for a certain commodity has the form
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where x is the quantity demanded, measured in units of a thousand, and p is the unit price in dollars. Suppose the quantity demanded is 4,000 (x = 4) when the unit price is $7.00 and 7,000 (x = 7) when the unit price is $4.00. Determine the demand equation.
?
A. ?
B. 
C. 
D. 
E. 
Multiply, then simplify the product. Assume that all variables represent positive real numbers.(5
+ 
)(5
- 
)
A. 25x - 2
- y
B. 25x - y
C. 25x2 - y2
D. 25x + y