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Linear_Functions

# Linear_Functions - Analytical Methods Linear Functions Name...

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Analytical Methods Name __________________________ Linear Functions 1. Write the equation of the line through the point (1, 6) and perpendicular to the line given by 3x + 4y = 12. 2. The owner of a small construction business needs a new truck. He can buy a diesel truck for \$18,000 and it will cost \$0.16 per mile to operate it. He can buy a gas engine truck for \$16,000 and it will cost him \$0.21 per mile to operate. Find the number of miles he must drive before the costs are equal. If her normally keeps a truck for 5 years, which is the better buy? 3. The Borough Municipal Authority of Beaver, PA, used the following functions to determine charges for water. C x x x x x x x ( ) . . . ( ) . . ( ) = + - < + - R S | T | 1557 0 100 15570 104 100 100 1000 109170 0 689 1000 1000 where C(x) is the cost in dollars for x thousand gallons of water. a. Find the monthly charge for 12,000 gallons of water. b. Find the monthly charge for 825,000 gallons of water.

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Linear_Functions - Analytical Methods Linear Functions Name...

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