Find the limit.
A. 0
B. -?
C. ?
D. 1
Answer: B
Mathematics
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Solve the equation after making an appropriate substitution.x1/2 - 6x1/4 + 8 = 0
A. {4, 16} B. {16, 256} C. {2, 4} D. {-2, -4}
Mathematics
Multiply the polynomials using the FOIL method. Express the answer as a single polynomial in standard form.(3x - 8)(x + 5)
A. 3x2 - 40x + 7 B. 3x2 + 5x - 40 C. 3x2 + 7x + 7 D. 3x2 + 7x - 40
Mathematics
Graph the ellipse.
+ 
= 1
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Assume that the sales of a certain appliance dealer are approximated by a linear function. Suppose that sales were $14,000 in 1982 and $68,000 in 1987. Let 
represent 1982. Find the equation giving yearly sales 
.
A. S(x) = 10,800x + 68,000 B. S(x) = 10,800x + 14,000 C. S(x) = 54,000x + 14,000 D. S(x) = 54,000x + 68,000
Mathematics