Simplify the rational expression.
A. 
B. 
C. 
D. 
Answer: D
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Sketch a graph of a function f that has the given properties.(a) Defined for all real numbers(b) Increasing for -3 < x < 3(c) Decreasing for -? < x < -3 and 3 < x < ?(d) Concave downward for 0 < x < ?(e) Concave upward for -? < x < 0(f) f'(-3) = f'(3) = 0(g) Inflection point at (0, 0)
What will be an ideal response?
What number should be added to complete the square of the expression?x2 - 6x
A. 9 B. 18 C. -3 D. 5
Solve the problem.Bill Monotone sells used CDs for $9.00 each. Each used CD costs him $3.00. His overhead is $6300. Express the cost C as a function of x where x is the number of CDs sold.
A. C(x) = 9.00x + 6300 B. C(x) = 3.00x + 6300 C. C(x) = 6300x + 9.00 D. C(x) = 6300x + 3.00
Find the first term and the common ratio of the geometric sequence.an = -(1.01)n-1
A. a1 = 0, r = (1.01)n-1 B. a1 = -1, r = -1.01 C. a1 = 1.01, r = 0.01 D. a1 = -1, r = 1.01