Sketch the graph of f by hand.f(x) = 
x - 1
A. 
B. 
C. 
D. 
Answer: C
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Sketch the graph and show all local extrema and inflection points.y = x + sin x, 0 ? x ? 2?
A. Local minimum: (0, 0)
Local maximum: (2?, 2?)
Inflection point: (?, ?)
B. Local minimum: (0, 0)
Local maximum: (2?, 2?)
No inflection points
C. Local minimum: (0, 0)
Local maximum: (2?, 2?)
Inflection point: (?, ?)
D. Local minimum: (0, 0)
Local maximum: (2?, 2?)
No inflection points
State whether the given function is linear and constant, linear but not constant, or nonlinear.f(x) = 4
A. linear, constant B. none of these C. nonlinear D. linear, but not constant
Solve the commission problem.A real estate agent earned $2730 for selling a property. If his commission rate is 6%, find the selling price of the property.
A. $455,000 B. $46,500 C. $445,000 D. $45,500
Solve each problem.Momma's ice cream shop sells three types of ice cream: soft-serve, chunky, and nonfat. Location I sells 11 gal of soft-serve, 100 gal of chunky, and 30 gal of nonfat ice cream each day. Location II sells 25 gal of soft-serve and Location III sells 60 gal of soft-serve each day. Daily sales of chunky ice cream are 90 gal at Location II and 120 gal at Location III. At Location II, 21 gal of nonfat are sold each day, and 40 gal of nonfat are sold each day at Location III. Write a 3 × 3 matrix that shows the sales figures for the three locations, with the rows representing the three locations.
A. 
B. 
C. 
D. 