Provide an appropriate response.Use the example to give a step-by-step explanation of the method to add or subtract two fractions with different denominators.
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What will be an ideal response?
Answers will vary. One possibility: Find the least common denominator (LCD), write each fraction with this LCD, and then add or subtract the numerators, as indicated. Place the result over the common denominator. Finally, factor the numerator, if possible, and reduce the fraction to lowest terms. The end result, in this case, is 
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Establish the identity.cot2x = (csc x - 1)(csc x + 1)
What will be an ideal response?
Find the vertex for the parabola whose equation is given.y = -x2 + 2x - 8
A. (2, -8) B. (-1, -9) C. (1, -7) D. (-1, -11)
Identify the inequality as true or false.-7 > -88
A. True B. False
Solve the problem.Center City East Parking Garage has a capacity of 255 cars more than Center City West Parking Garage. If the combined capacity for the two garages is 1,229 cars, find the capacity for each garage.
A. Center City East: 477 cars Center City West: 752 cars B. Center City East: 742 cars Center City West: 487 cars C. Center City East: 752 cars Center City West: 477 cars D. Center City East: 487 cars Center City West: 742 cars