Simplify the exponential expression.

A. 9x23
B.
C.
D. 9x3


Answer: B

Mathematics

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Solve the problem.A piece of equipment was purchased by a company for $10,000 and is assumed to have a salvage value of $3,000 in 10 years. If its value is depreciated linearly from $10,000 to $3,000, find a linear equation in the form V = mt + b, t time in years, that will give the salvage value at any time t, 

A. T = - 700V + 10,000 B. V = - 700t + 10,000 C. V = - 700t - 10,000 D. V = 700t + 10,000

Mathematics

Solve the problem.A ball is thrown vertically upward at an initial speed of  Its height (in feet) after t seconds is given by  h(t) = t(80 - 16t)What is the maximum height attained by the ball?

A. 100 feet B. 133.3 feet C. 200 feet D. 88.9 feet

Mathematics

Solve.In a race, Car A starts 1 mile behind Car B. Car A is traveling at 55 miles per hour, while Car B is traveling at 40 miles per hour. How long will it take for Car A to overtake Car B?

A. 4 minutes
B. 2 minutes
C. 16 minutes
D.  minutes

Mathematics

Solve.The cost of stainless steel tubing varies jointly as the length and the diameter of the tubing. If a  length with diameter 2 inches costs $48.00 , how much will a  length with diameter  cost?

A. $293.57 B. $285.60 C. $293.30 D. $288.00

Mathematics