Provide an appropriate response.Given a parabola opens upward and the vertex is located on the x-axis, determine the number of y-intercept(s).
A. 0
B. cannot be determined
C. 2
D. 1
Answer: D
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Solve the problem.Amarillo Motors manufactures an economy car called the Citrus, which is notorious for its inability to hold a respectable resale value. The average resale value of a set of 1998 Amarillo Citrus's is summarized in the table below along with the age of the car at the time of resale and the number of cars included in the average. Fit a line of the form ln(V) = m?a + b to the data, where V is the resale value in thousands of dollars and a is the age of the car in years.. 
A. ln(V) = 0.299a - 2.951 B. ln(V) = -0.303a + 2.953 C. ln(V) = 0.314a - 2.986 D. ln(V) = 0.315a
Use scientific notation to solve the problem.The distance from the earth to the sun is 92,900,000 miles. How long would it take a rocket, traveling at 2.9 x 103 miles per hour, to reach the sun?
A. 3.2 x 104 hr B. 3.2 hr C. 3.2 x 102 hr D. 3.2 x 103 hr
Simplify the expression and combine like terms.4y + 5(3 - 8y)
A. -4y + 15 B. -36y + 15 C. 44y - 15 D. 36y - 15
Estimate the sum or difference by first rounding each number to the nearest hundred.820.01 + 167.978
A. 1000 B. 700 C. 600 D. 653