Solve the problem.At the end of the day, a storekeeper had $1442 in the cash register, counting both the sale of goods and the sales tax of 3%. Find the amount that is the tax. Round to the nearest dollar if necessary.
A. $33
B. $43
C. $42
D. $47
Answer: C
Mathematics
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Use a table of numerical values of f (x, y) for (x, y) near the origin to make a conjecture about the value of the limit of f(x, y) as (x,y) --> (0, 0).
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Mathematics
Perform the indicated operation for the given f(x) and g(x).f(x) = 
, g(x) = 3x + 8
Find (g ? f)(x).
A. x - 
B. x + 16
C. x
D. 3x + 16
Mathematics
Perform the indicated operations.( 3x2 - 3x - 2) + ( -6x2 - 9x + 8)
A. 3x2 + 12x + 6 B. 9x2 - 12x - 10 C. 9x2 - 12x + 10 D. -3x2 - 12x + 6
Mathematics
Add, subtract, or multiply, as indicated. Express your answer as a single polynomial in standard form.(-7x2 + 7) - (-x3 + 4x2 + 4)
A. x3 - 11x2 + 3 B. -6x3 + 11x2 - 4 C. -6x3 + 4x2 + 3 D. x3 - 3x2 + 11
Mathematics