Simplify.

A. -13
B. 13
C. Not a real number
D. -84


Answer: A

Mathematics

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A. -6x10 B. -6x4 C. -24 D. -15x4

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Determine whether the function is one-to-one.

A. Yes B. No

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Solve the problem.To convert a temperature from degrees Celsius to degrees Fahrenheit, you multiply the temperature in degrees Celsius by 1.8 and then add 32 to the result. Find F as a linear function of c, and use this function to convert 26° C to °F.

A. 78.8°F B. 74.1°F C. 66.5°F D. 69.8°F

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Add or subtract.10 - 3

A. 6
B. 12
C. 6
D. 13

Mathematics