Sketch by hand the graph of the function. Give the coordinates for the vertex.-3.8y - 6.6x = 7.7x2 - 1.2
A. vertex: (0.45, -0.65)
B. vertex: (-0.6, 1.25)
C. vertex: (-1.2, -1.55)
D. vertex: (-0.43, 0.69)
Answer: D
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Find the slope and an equation of the tangent line to the graph of the function f at the specified point.
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What will be an ideal response?
Solve the problem.A car traveled 318 miles on a trip. During 87 miles of the trip, the car traveled through the city and had gas mileage that was 4 fewer miles per gallon than the gas mileage on the highway. If the total amount of gasoline used for the trip was 10 gallons, find the gas mileage of the car on the highway.
A. 33 miles per gallon B. 37 miles per gallon C. 25 miles per gallon D. 29 miles per gallon
Use a graphing utility to find the sum of the geometric sequence. Round answer to two decimal places, if necessary.
+ 
+ 
+ 
+ ... + 
A. 6553.4 B. 6553.2 C. 3276.6 D. 3276.4
Solve the problem.The length of a rectangular room is 4 feet longer than twice the width. If the room's perimeter is 176 feet, what are the room's dimensions?
A. Width = 33 ft; length = 70 ft B. Width = 56 ft; length = 120 ft C. Width = 28 ft; length = 60 ft D. Width = 42 ft; length = 46 ft