Fill in the blank.The opposite of -(-28) = 
.
A. -28
B. 0
C. - 
D. 28
Answer: A
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The graph and equation of a polynomial f(x) are given. Determine the number of real zeros and the number of imaginary zeros.f(x) = x2 + 6x + 9
A. One real zero; one imaginary zero B. Two real zeros; no imaginary zeros C. One real zero; no imaginary zeros D. No real zeros; two imaginary zeros
Draw and shade a part of a diagram to represent the figure.
of a diagram
A. 
B. 
C. 
D. 
Solve the problem.While on a business trip, Amy pays $150 per day to stay in a hotel, plus $20 per meal purchased at a restaurant. Amy's company will reimburse her at most $700 for the entire trip. Let d = the number of days and m = the number of meals. (a) Write an inequality that describes Amy's trip expense limitations. (b) Graph the inequality. Because d and m must be non-negative, restrict the graph to Quadrant I. (c) If Amy stays in the hotel 2 days and purchases 5 meals at restaurants, will she be within her budget?
A. (a) m ? 35 - 7.5d;
(b)
(c) yes
B. (a) m ? -35 + 7.5d;
(b)
(c) yes
C. (a) m ? 35 + 7.5d;
(b)
(c) no
D. (a) m ? 35 - 7.5d;
(b)
(c) no
Collect like terms.
m - 
n + 
m - 
n
A. 
m + 
n
B. 
m - 
n - 
C. 
m - 
n
D. - 
m - 
n