Solve the problem.During the month of January, the depth, d, of snow in inches at the base of one ski resort could be approximated by 
where t is the number of days since December 31st. Graph the equation and use the graph to estimate the depth of snow on January 28th.
A. 20 in.
B. 17 in.
C. 40 in.
D. 12 in.
Answer: D
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Find the slope of a line tangent to the given curve at the point P by finding the limit of the slopes of the secant lines PQ as Q approaches P.y = 7x - 7x2; P is (5, -140); let Q have x-values of 4.5, 4.9, 4.99, 4.999
A. Slopes: -31.5, -34.3, -34.93, -34.993 m = -35 B. Slopes: -31.5, -34.3, -34.93, -34.993 m = -28 C. Slopes: -59.5, -62.3, -62.93, -62.993 m = -63 D. Slopes: -66.5, -69.3, -69.93, -69.993 m = -70
Add.53.39 + 94.25 + 35.653
A. 183.303 B. 183.293 C. 183.393 D. 184.293
Use the power rules to simplify the expression. Use positive exponents to write the answer.(8x4)-2
A. 
B. -16x4
C. 
D. 64x8
Solve the problem, using simple interest. Round your answer, as needed.Annie's cafe borrows $9100 at 10% for 130 days. Find the total amount that must be repaid after 130 days.
A. $12,341.10 B. $9428.61 C. $9132.41 D. $10,010.00