Find the perimeter of the figure.
A. 
m
B. 
m
C. 
m
D. 
m
Answer: D
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Add or subtract as indicated. Express the answer in pounds and ounces.23 lb 14 oz - 15 lb 9 oz
A. 7 lb 5 oz B. 39 lb 7 oz C. 38 lb 7 oz D. 8 lb 5 oz
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 = +1.29,; local maximum at x = -1.29; concave up on (0, ?); concave down on (-?, 0) B. Local minimum at x = +1.29,; local maximum at x = -1.29; concave up on (-?, -1.29) and (1.29, ?); concave down on (-1.29, 1.29) C. Local minimum at x = -1.29,; local maximum at x = +1.29; concave up on (-?, -1.29) and (1.29, ?); concave down on (-1.29, 1.29) D. Local minimum at x = +1.29,; local maximum at x = -1.29; concave down on (0, ?); concave up on (-?, 0)
Solve the system by graphing.
A. no solution B. (0, 0) C. (2, 3) D. infinite number of solutions
Provide an appropriate response.Factor completely: 6x2 + 12x + 54
A. 6(x + 3)2 B. 6(x2 + 2x + 9) C. (2x + 9)(3x + 6) D. 6x(x2 + 2x + 9)