Simplify the expression. Assume that all variables are positive.

A. x8y2
B. xy8
C. x8y
D. x2y8


Answer: C

Mathematics

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Solve the problem.A thermometer is taken from a room at 71°F to the outdoors where the temperature is  Determine what the reading on the thermometer will be after 5 minutes, if the reading drops to after 1 minute. Assume the cooling follows Newton's Law of Cooling:   U = T + (Uo - T)ekt.(Round your answer to two decimal places.)

Fill in the blank(s) with the appropriate word(s).

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Consider the following determinant.

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Translate to a proportion and solve. When necessary, round to the nearest hundredth.What is 8.0% of 38?

A. 30.4 B. 304 C. 0.3 D. 3.04

Mathematics