Solve the equation using the square root property.2x2 = 14
A. {-
, 
}
B. {-7, 7}
C. {7}
D. {8}
Answer: A
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Solve the problem.A cost-benefit model expresses the cost of an undertaking in terms of the benefits received. One cost-benefit model gives the cost in thousands of dollars to clean up x percent of an oil spill as
Another model produces the relationship 
Find the cost function found by averaging the two models. Simplify the expression for this function by performing the indicated operations.
A. c(x) = 
B. c(x) = 
C. c(x) = 
D. c(x) = 
Provide an appropriate response.Which of the following pairs of parametric equations will graph a semicircle?
A. x = cos t, y = sin t, 0 ? t ? 
B. x = cos 
t, y = sin 
t, 0 ? t ? ?
C. x = cos 2t, y = sin 2t, 0 ? t ? ?
D. x = cos 
t, y = sin 
t, 0 ? t ? 4?
Round to the indicated place.A student has a test average of 84.17. Round this result to the ones place.
A. 84.2 B. 84 C. 84.1 D. 83
The graph of a logarithmic function is shown. Select the function which matches the graph.
A. y = - log (x) B. y = - log (-x) C. y = log (-x) D. y = log (x)