Find the integral. 
A. 
ln 
+ 8x-1/2 + C
B. 
ln 
+ 8x-1/2 + C
C. 
ln 
- 8x-1/2 + C
D. 
ln 
- 8x-1/2 + C
Answer: B
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Translate the phrase to mathematical language and simplify.Subtract 7 from -2.
A. -2 + 7; 5 B. 7 - (-2); 9 C. 7 + (-2); 5 D. -2 - 7; -9
Use the graph of the function f(x) to locate the local extrema and identify the intervals where the function is concave up and concave down.
A. Local minimum at x = 0; local maximum at x = 2; concave up on (0, ?); concave down on (-?, 0) B. Local minimum at x = 2; local maximum at x = 0; concave up on (0, ?); concave down on (-?, 0) C. Local minimum at x = 0; local maximum at x = 2; concave down on (0, ?); concave up on (-?, 0) D. Local minimum at x = 2; local maximum at x = 0; concave down on (0, ?); concave up on (-?, 0)
Complete the factoring.x2 + 6x - 16 = (x + 8)(
)
A. x + 2 B. x - 2 C. 2 - x D. -x - 2
Find the sum, regrouping when necessary.
A. 9660 B. 10,760 C. 9750 D. 10,650