Two forces act at a point in the plane. The angle between the two forces is given. Find the magnitude of the resultant force.forces of 40 and 86 newtons, forming an angle of 90°(round to the nearest newton)
A. 95 newtons
B. 126 newtons
C. 46 newtons
D. 3440 newtons
Answer: A
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Solve the problem.A vendor sells hot dogs and bags of potato chips. A customer buys 3 hot dogs and 3 bags of potato chips for $8.25. Another customer buys 2 hot dogs and 3 bags of potato chips for $6.50. Find the cost of each item.
A. $2.00 for a hot dog; $1.25 for a bag of potato chips B. $1.75 for a hot dog; $1.25 for a bag of potato chips C. $1.00 for a hot dog; $1.75 for a bag of potato chips D. $1.75 for a hot dog; $1.00 for a bag of potato chips
Solve the problem. Round to the nearest dollar if needed.Laura invests $225 each quarter in a fixed-interest mutual fund paying annual interest of 5.5% compounded quarterly. How much will her account have in it at the end of 10 years?
A. $35,735 B. $11,893 C. $12,022 D. $2897
Solve the problem.The rates of death (in number of deaths per 100,000 population) for 1-4 year olds in the United States between 1980-1995 are given below. (Source: NCHS Data Warehouse) 
A logarithmic equation that models this data is y = 822.99 - 167.55 ln x where x represents the number of years since 1900. Use this equation to predict the rate of death for 1-4 year olds in 2005.
What will be an ideal response?
Use the accompanying graph of y = f(x) to sketch the graph of the indicated function.y = f(-x)
A. 
B. 
C. 
D. 