Answer the question.The graph of f'(x) is a parabola with vertex at (a, 0). The parabola opens up. What does this information tell us about the concavity associated with f(x)? Explain.
What will be an ideal response?
Concave down on (-?, a); concave up on (a, ?).
Mathematics
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Find the smallest value of N that will make the inequality hold for all n > N.
< 10-3
A. 2302 B. 2305 C. 2300 D. 2298
Mathematics
Perform the indicated operations and express your answer in the form a + bi. 
A. -3i
B. 3i
C. ±3
D. -i
Mathematics
Round the number to the place indicated.Round to the nearest thousandth: 20.2123
A. 20.211 B. 20.21 C. 20.213 D. 20.212
Mathematics
Use the appropriate formula to answer the question.What Fahrenheit temperature is equivalent to a temperature of 50° Celsius?
A. 45.8°F B. 122°F C. 58°F D. 10.2°F
Mathematics