Find all values of x (if any) where the tangent line to the graph of the function is horizontal.y = -2x + 9

A. None
B.
C. 0
D. All real numbers


Answer: A

Mathematics

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Solve the problem.A tank is designed by revolving the parabola y = 5x2, 0 ? x ? 2, about the y-axis. The tank, with dimensions in meters, is filled with water weighing   How much work will it take to empty the tank by pumping the water to the tank's top? Give your answer to the nearest J.

A. 256,563 J B. 1,642,006 J C. 24,630,086 J D. 8,210,029 J

Mathematics

Round to the indicated place value.Round to the nearest thousandth: 0.711412

A. 0.72 B. 0.711 C. 0.7114 D. 0.71

Mathematics

Find the unknown number in the proportion. Round answer to the nearest hundredth when necessary. = 

A. 5.3 B. 30 C. 0.19 D. 3

Mathematics

Let p denote the TRUE statement "The red/blue/green/yellow spinner is fair" and let q be the TRUE statement "The probability of yellow is ." Write the statement form in symbols, name the hypothesis and the conclusion and determine whether the statement is TRUE or FALSE.The red/blue/green/yellow spinner is not fair if the probability of yellow is not .

What will be an ideal response?

Mathematics