Add and write the resulting polynomial in descending order of degree.(3x8 - 7x4 + 2x2 + 2) + (4x7 + 4x4 - 7x)
A. 7x8 - 3x4 + 2x2 - 7x + 2
B. 3x8 + 4x7 - 3x4 + 2x2 - 7x + 2
C. 7x8 - 11x4 + 2x2 - 7x + 2
D. 3x8 + 4x7 + 3x4 + 2x2 - 7x + 2
Answer: B
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Match the graph to the function listed whose graph most resembles the one given.
A. square root function B. absolute value function C. square function D. reciprocal function
Provide an appropriate response.Suppose that you attempt to solve a system of equations and find that What can you conclude about the solutions of this system?
A. The system has an infinite number of solutions. B. The system has exactly one solution. C. The system has no solution. D. The system has either no solution or an infinite number of solutions.
Solve the problem.A man rode a bicycle for 12 miles and then hiked an additional 8 miles. The total time for the trip was 5 hours. If his rate when he was riding a bicycle was 10 miles per hour faster than his rate walking, what was each rate?
A. Bike: 13 mph Hike: 3 mph B. Bike: 12 mph Hike: 2 mph C. Bike: 11.5 mph Hike: 1.5 mph D. Bike: 14.5 mph Hike: 4.5 mph
Multiply.(x - 1)(3x - 7)
A. 3x2 + 7x - 10 B. 3x2 - 10x + 7 C. 3x2 - 12x + 7 D. 3x2 - 10x - 10