Find the limit, if it exists.Find: 
for f(x) = -x + 1.
A. 0
B. 1
C. -1
D. Does not exist
Answer: C
Mathematics
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List the elements in the set .Let U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}. (A ? B')' ? C'
A. {q, r, s, t, u, z} B. {v, w, x, y} C. {q, r, s, t, u} D. ?
Mathematics
Simplify the complex fraction by simplifying the numerator and denominator separately. 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Suppose the sales of a particular brand of appliance satisfy the relationship 
where S(x) represents the number of sales in year x, with 
corresponding to 1982. Find the number of sales in 
.
A. 7300 B. 14,600 C. 7060 D. 14,360
Mathematics
Solve the equation visually.
x - 3 = 3Values of 
x - 3
A. -3 B. 4 C. 3 D. 2
Mathematics