Using the exponential key of a calculator to find an approximation to the nearest thousandth.162.2

A. 445.722
B. 301,136.15
C. 35.2
D. 256


Answer: A

Mathematics

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Multiply. Express the answer as a single polynomial in standard form.(x + 10)(x2 + 5x - 9)

A. x3 + 15x2 + 59x + 90 B. x3 + 15x2 + 59x - 90 C. x3 + 15x2 + 41x - 90 D. x4 + 10x3 + 5x2 + 41x - 90

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Write the algebraic expression described. Simplify if possible.A 23-centimeter piece of rope is cut into two pieces. If one piece is z centimeters long, express the other length as an algebraic expression in z.

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Solve the problem.The distance a vehicle can travel at a fixed speed varies directly as time. If a vehicle travels 1800 miles in 40 minutes, how far will it travel in 10 minutes?

A. 450 miles
B.  miles
C.  miles
D.  miles

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