Perform the indicated operations and simplify the result. Leave the answer in factored form.
- 
A. 
B. 
C. 
D. 
Answer: A
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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 = 1; local maximum at x =-1; concave down on (0, ?); concave up on (-?, 0) B. Local maximum at x = 1; local minimum at x =-1; concave up on (0, ?); concave down on (-?, 0) C. Local maximum at x = 1; local minimum at x =-1; concave up on (-?, ?) D. Local minimum at x = 1; local maximum at x =-1; concave up on (0, ?); concave down on (-?, 0)
In the following table, Y1 is defined by a rational expression of the form 
. Use the table to find the values of p and q.
A. p = -2; q = -1 B. p = 1; q = -2 C. p = -1; q = -2 D. p = -2; q = 1
Solve.A baker can decorate the day's cookie supply four times as fast as his new assistant. If they decorate all the cookies working together in 32 minutes, how long would it take for each of them to decorate the cookies working individually?
A. baker: 40 minutes
assistant: 160 minutes
B. baker: 9
minutes
assistant: 37 minutes
C. baker: 160 minutes
assistant: 40 minutes
D. baker: 160 minutes
assistant: 640 minutes
Solve the problem.A physician orders 0.175 mg of a medication to be taken once daily. How many micrograms of medication are there in the daily dose?
A. 0.000175 mcg B. 175 mcg C. 17.5 mcg D. 0.00175 mcg