Solve the problem. Round to an appropriate number of significant digits.What is the minimum force required to prevent a ball weighing 26.7 lb from rolling down a ramp which is inclined 15.3° with the horizontal?
A. 25.8 lb
B. 3.5 lb
C. 12.9 lb
D. 7 lb
Answer: D
Mathematics
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Match the function with the graph.
A. y = cos x + 2 B. y = cos (x - 2) C. y = sin x - 2 D. y = sin x + 2
Mathematics
Convert to a logarithmic equation.62 = 36
A. 2 = log36 6 B. 6 = log2 36 C. 2 = log6 36 D. 36 = log6 2
Mathematics
Solve the problem.The BBQ committee always orders one pound of ribs for each person who signs up for the Homecoming BBQ, plus 10 extra pounds of ribs. If the committee ordered 120 pounds of ribs this year, find the number of people who signed up for the BBQ.
A. 130 people B. 10 people C. 110 people D. 120 people
Mathematics
Use the regression capabilities of a graphing utility or a spreadsheet to find the least squares regression line for the given points.
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A. 
B. ?
C. ?
D. ?
E. ?
Mathematics