Provide an appropriate response.Explain why the function f(x) = (x + 3)3 - 1 is a one-to-one function.
What will be an ideal response?
Answers will vary. Considering the set of ordered pairs associated with f, for each second component there is exactly one first component. If you graph f, note that f passes the horizontal line test.
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Multiply and simplify.
? 
A. 
B. 
C. 
D. 120xy
Evaluate the improper integral.
A. 64 B. -8 C. 8 D. -64
Solve the problem.The price for a product is given by p = 4050 - 0.5x2, where x is the number of units sold. How many units must be sold to give positive revenue?
A. 0 units < x < 45 units B. x > 90 units C. 0 units < x < 90 units D. x < 8100 units
Solve the problem.How long would it take to drive a distance of 35 miles if you drive at a constant speed of 59 miles per hour? Round to the nearest hundredth if necessary. (Distance = Speed × Time)
A. 1.69 hours B. 0.59 hours C. 2065.0 hours D. 5.93 hours