Solve by graphing.During the month of January 1997, the depth of snow y (in inches) at the base of one ski resort could be approximated by the linear equation 
where x is the number of days since December 31st. Graph the equation and use the graph to estimate the depth of snow on January 30th. 
A. 12 inches
B. 7 inches
C. 37 inches
D. 15 inches
Answer: B
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Provide an appropriate response.Which of the following statements concerning areas under the standard normal curve is/are true?a. If a z-score is negative, the area to its right is greater than 0.5 b. If the area to the right of a z-score is less than 0.5, the z-score is negative.c. If a z-score is positive, the area to its left is less than 0.5
A. a B. b, c C. b D. a, c E. a, b
Solve the problem.Encode the following message: Do not give upBreak the message into groups of two letters and use the matrix M = 
A. 
, 
, 
, 
, 
B. 
, 
, 
, 
,
, 
, 
C. 
, 
, 
, 
, 
, 
, 
D. 
, 
, 
, 
, 
, 
, 
Find the product.
a. 
b. 
c. 
d. 
e. cannot multiply
Find the points of inflection.f(x) = 
x4 - x3 + 11
A. (0, 0) B. (0, 11), (2, 7) C. (0, 0), (2, 7) D. (0, 0), (2, -4)