Simplify.
A. 
B. 
C. 
D. 
Answer: D
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Find the open intervals on which the function is increasing and decreasing. Identify the function's local and absolute extreme values, if any, saying where they occur.
A. increasing on (-3, 0); decreasing on (-5, -3) and (2, 5) absolute maximum at (-5, 3); local maximum at (0, 0) and (2, 0); absolute minimum at (5, -3) B. increasing on (-3, 1); decreasing on (-5, -3) and (0, 5) absolute maximum at (-5, 3); no absolute minimum C. increasing on (-3, 0); decreasing on [-5, -3) and (2, 5] absolute maximum at (-5, 3); absolute minimum at (5, -3) D. increasing on (-3, 0); decreasing on (-5, -3) and (2, 5) absolute maximum at (-5, 3); local minimum at (-3, -3) and (5, -3)
Graph the integrand and use geometry to evaluate the integral.
A. 36 B. 6? C. 36? D. 18?
Solve the equation. Give an exact solution.log(x + 20) = 1
A. 20 B. 1 C. -10 D. 10
Combine the numbers.-2 - (-15) + (-20)
A. -37 B. 3 C. 7 D. -7