A board 17 ft long leans against a vertical wall. If the lower end is being moved away from the wall at a rate of 0.1 ft/sec, how fast is the upper end coming down when the lower end is 8 ft from the wall?
What will be an ideal response?
?0.053 ft sec
Mathematics
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Solve the equation.log (3x - 4) - log 6x = 2
A. 
B. 
C. ?
D. 
Mathematics
Solve the system by the substitution method.xy = 56x + y = -15
A. {(7, -8), (8, -7)} B. {(-7, 8), (-8, 7)} C. {(7, 8), (8, 7)} D. {(-7, -8), (-8, -7)}
Mathematics
Solve the problem.The table shows the population of a city over the past five years.
We used these data to develop the quadratic equation 
, which models the population of the city y in millions in the year x, where x = 0 represents 1995, x = 1 represents 1996, and so on. Use the model to find the estimated population in the year 1998.
A. 71,628,000 B. 1,490,000 C. 1,490,000,000,000 D. 68,852,000
Mathematics
Find the indicated term using the given information.a17 = 47, a12 = 32; a3
A. 8 B. -1 C. 5 D. 3
Mathematics