Solve the problem.The formula for converting Fahrenheit temperature to Celsius is . If a bottle of prescription medicine is to be kept below 25° Celsius, how would you describe this warning using Fahrenheit temperature?

A. It must be kept below 46° Fahrenheit.
B. It must be kept below 103° Fahrenheit.
C. It must be kept below -18° Fahrenheit.
D. It must be kept below 77° Fahrenheit.


Answer: D

Mathematics

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Solve.Find the volume of a sphere with radius 7 inches. Use  for 

A. 77 cu in.
B. 154 cu in.
C. 1437 cu in.
D. 4312 cu in.

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Multiply and write the result in standard form.(6 + 6i)(3 + 9i)

A. 72 - 36i B. -36 - 72i C. 54i2 + 72i + 18 D. -36 + 72i

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Draw the angle in standard position and state the quadrant in which the terminal side of the angle lies or the axis on which the terminal side of the angle lies.- 

A. Quadrant II

B. Quadrant III

C. Quadrant II

D. Quadrant III

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Solve the problem.Find the vector equation of the line through A and B.A = (6, -9, 8), B = (1, -7, -4), C = (8, 1, 8)

A. r =  - t
B. r =  - t
C. r =  + t
D. r =  + t

Mathematics