Provide an appropriate response.Which one of the following is equal to the given expression?641/2
A. -8
B. 8
C. - 32
D. 32
Answer: B
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Decide whether the graph of the equation opens up, down, to the left, or to the right; and whether it is wider, narrower, or the same shape as the graph of 
(or 
).f(x) = x2 - 2x + 8
A. Down; same B. Up; wider C. Up; same D. Up; narrower
Find the requested number.The sum of 6 times a number and 4 is 58. What is the number?
A. 52 B. 9 C. 48 D. 5
The following graph shows the actual percentage of U.S. households with a computer as a function of household income (the data points) and a logistic model of these data (the curve). The logistic model is
?
?
where x is the household income in thousands of dollars. For low incomes, the logistic model is approximately exponential. Which exponential model best approximates P(x) for small x? Round the coefficients to the nearest hundredth.
?
?
?P(x) = ________ ·( ________)x
What will be an ideal response?
Find an equation for the line with the given properties.The solid line L contains the point (2, 4) and is perpendicular to the dotted line whose equation is 
Give the equation of line L in slope-intercept form.
A. y = 
x + 5
B. y - 4 = 2(x - 2)
C. y = - 
x + 5
D. y - 4 = - 
(x - 2)