Solve the problem.A building has an entry with the shape of a parabolic arch 78 ft high and 40 ft wide at the base. Find an equation for the parabola if the vertex is put at the origin of the coordinate system.A = 78 ftB = 40 ft
A. x2 = -5.1y
B. y2 = -5.1x
C. y2 = -20.5x
D. x2 = -20.5y
Answer: A
Mathematics
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Solve the problem.The car Colleen is driving gets 29
miles per gallon of gas. She used 2
gallons of gas going from her home to her grandparents' home. She used another 2
gallons traveling from her grandparents' home to her cousin's apartment. What was the total distance Colleen drove?
A. 143
miles
B. 110
miles
C. 140
miles
D. 96
miles
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Evaluate the expression for the given values. Expression your answer as a fraction unless otherwise indicated.(x + 4y)2 x = 2, y = 3
A. 14 B. 196 C. 36 D. 28
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Given matrix A, find the indicated minor.Find M12.A = 
A. 15 B. -7 C. 7 D. 8
Mathematics
Simplify.197.8 - 4.74 × 6.09
A. 194.91334 B. 1175.7354 C. 172.0434 D. 168.9334
Mathematics