Factor. Assume that all exponents are positive.x4n - 1
A. (xn + 1)2(xn - 1)2
B. (xn + 1)3(xn - 1)
C. (x3n + 1)(xn - 1)
D. (x2n + 1)(xn + 1)(xn - 1)
Answer: D
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Solve the problem.In a computer simulation, growth in human populations threatens the population of a fictitious species, the striated perch, in North American waters. The bar graph shows the population of the striated perch for several years. The data can be modeled by 
where P is the population of that species, in millions, after t years. Use the formula to determine, to the nearest year, in what year there will be no more striated perch. 
A. year 33 B. year 35 C. year 43 D. year 45
Provide an appropriate response.A function y = f(x) is continuous on [-3, 3]. It is known to be positive at 
and negative at 
What, if anything, does this indicate about the equation 
Illustrate with a sketch.
What will be an ideal response?
Multiply.9326 × 0.001
A. 9.326 B. 93.26 C. 9326.00000 D. 9,326,000
Solve.The cost of a meal was divided equally between the 10 people in the group. If the total for the meal, including tip was $340, how much did each person pay?
A. $34 B. $40 C. $36 D. $32