Fill in the blank with one of the words or phrases listed below.
An equation that describes a known relationship among quantities is called a 
.
A. linear equation in one variable
B. numerical coefficient
C. formula
D. linear inequality in one variable
Answer: C
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Use a graphing utility to find or approximate solutions to the equation. If necessary, round your answers to three decimal places.(x + 10)(x - 4) = -45
A. 4, -55 B. -1, -5 C. -10, 4 D. -41, -10
Translate the sentence to an equation.
of q equals 3.
A. 
q = 4
B. 
q = 3
C. 4q = 3
D. 3q = 
Find functions f and g so that f ? g = H.H(x) = |4 - 3x2|
A. f(x) = 4 - 3x2 ; g(x) = |x| B. f(x) = |x|; g(x) = 4 - 3x2 C. f(x) = 4 - 3|x|; g(x) = x2 D. f(x) = x2 ; g(x) = 4 - 3|x|
Solve the problem.Suppose that certain bacteria can double their size and divide every 30 minutes. Write a recursive sequence that describes this growth where each value of n represents a 30-minute interval. Let a1 = 467 represent the initial number of bacteria present.
A. a1 = 467; an = 2 an-1 for n > 1.
B. a1 = 467; an = 2 an+1 for n > 1.
C. a1 = 467; an = 
an-1 for n > 1.
D. an = 2 a1 for all values of n.