Solve the problem.Find an expression that represents the perimeter of the rectangle. Give the simplified form.
A. 
B. 
C. 
D. 
Answer: B
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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 = 3; local maximum at x = -3 ; concave up on (0, -3) and (3, ?); concave down on (-3, 3) B. Local minimum at x = 3; local maximum at x = -3 ; concave up on (0, ?); concave down on (-?, 0) C. Local maximum at x = 3; local minimum at x = -3 ; concave up on (0, -3) and (3, ?); concave down on (-3, 3) D. Local minimum at x = 3; local maximum at x = -3 ; concave down on (0, ?); concave up on (-?, 0)
Solve.A ladder that is 15 feet long is 9 feet from the base of a wall. How far up the wall does the ladder reach?
A. 12 ft
B. 
ft
C. 144 ft
D. 3
ft
Change the word statement to an equation. Use x as the variable.The sum of two-thirds a number and 74 is 58.
A. 
x - 74 = 58
B. 
x + 74 = 58
C. 
x + 58 = 74
D. 
x ? 74 = 58
Construct a truth table for the statement.(s ? ~q) ? (s ? ~q)
A. 
B. 
C. 
D. 