Solve the problem. Round to the nearest cent.The total price (including sales tax) of a microwave is $427.77. The sales tax rate is 3%. What is the purchase price of the microwave (the price before taxes are added)?
A. $411.32
B. $415.31
C. $329.05
D. $419.38
Answer: B
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Express the area of the region bounded by the given line(s) and/or curve(s) as an iterated double integral.The curve 
and the lines 
and 
A. 
B. 
C. 
D. 
Graph the numbers on the number line.-4.75, -2, 0, 2.25 
A. 
B. 
C. 
D. 
Solve the problem.The position of a weight attached to a spring is s(t) = -6 cos 16?t inches after t seconds. What is the maximum height that the weight reaches above the equilibrium position and when does it first reach the maximum height?
A. The maximum height of 6 inches is first reached after 0.06 seconds. B. The maximum height of 6 inches is first reached after 8 seconds. C. The maximum height of 12 inches is first reached after 8 seconds. D. The maximum height of 12 inches is first reached after 4 seconds.
Graph the function, showing all asymptotes (those that do not correspond to an axis) as dashed lines. List the x- and y-intercepts.f(x) = 
A. x-intercept: 
, y-intercept: 
;
B. No x-intercepts, y-intercept: 
;
C. x-intercept: 
, y-intercept: 
;
D. No x-intercepts, y-intercept: 
;