Evaluate the expression for the given values of the variables.x2 + 6x + 8 for x = 9
A. 71
B. 80
C. 143
D. 95
Answer: C
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Solve the problem.During the month of January 1997, the depth, d, of snow in inches at the base of one ski resort could be approximated by d = -2t + 63, where t is the number of days since December 31st. Estimate the depth of snow on January 29th.
A. 13 inches B. 10 inches C. 34 inches D. 5 inches
Determine whether the following is a difference of squares.x2 + 81
A. Yes B. No
Solve the problem.The number of feet traveled by a free-falling object in t seconds is given by the function f(t) = 16t2. How far would it fall in 9 seconds?
A. 1296 feet B. 18 feet C. 81 feet D. 144 feet
Find the first four terms of the binomial series for the given function.
-2/3
A. 1 + 
x + 
x2 + 
x3
B. 1 - 
x + 
x2 - 
x3
C. 1 + 
x + 
x2 + 
x3
D. 1 - 
x + 
x2 - 
x3