Perform the indicated operation. Write the answer in scientific notation.

A. 2.70 × 10-4 
B. 5.4 × 10-4 
C. 5.4 × 10-10
D. 2.70 × 10-10 


Answer: A

Mathematics

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Solve the problem.The velocity of a body of mass m falling from rest under the action of gravity is given by the equation  where k is a constant that depends on the body's aerodynamic properties and the density of the air, g is the gravitational constant, and t is the number of seconds into the fall. Find the limiting velocity, v, of a 190 lb. skydiver (mg = 190) when k = 0.006.

A. 177.95 ft/sec B. There is no limiting speed. C. 56.27 ft/sec D. 0.01 ft/sec

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Provide an appropriate response.Multiply and simplify: (x + 4)3

What will be an ideal response?

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Divide. Write the quotient in lowest terms. ÷ 

A.
B. 4
C.
D.

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Write an equation for the parabola.

A. y2 = -12x B. x2 = -12y C. x2 = 12y D. y2 = 12x

Mathematics