Provide an appropriate response.Factor the special product: 9a2 - 49
A. (3a - 7)2
B. (3a + 7)2
C. (3a + 7)(3a - 7)
D. (3a - 7)(3a - 7)
Answer: C
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The equation of change for a certain population is
.
A: Plot the graph of 
versus N.B: Explain in practical terms what the graph in part A shows us.C: What are the equilibrium solutions for this equation of change?D: What is happening to the population when it reaches the value of an equilibrium solution?
What will be an ideal response?
Solve the problem.A convention manager finds that she has $1500, made up of twenties and fifties. She has a total of 48 bills. How many fifty-dollar bills does the manager have?
A. 30 fifty-dollar bills B. 18 fifty-dollar bills C. 12 fifty-dollar bills D. 48 fifty-dollar bills
Find the vertex.f(x) = 3x2 - 6x - 2
A. (-1, 5) B. (5, -1) C. (-5, 1) D. (1, -5)
Choose the expression or equation that is equivalent to the one given.x-2 = 9
A. logx 9 = 2 B. logx 9 = -2 C. logx (-2) = 9 D. log9 x = -2