Answer:
C
Step-by-step explanation:
A, B, and D equal -4, while C equals 4.
A positive number times/divided by a negative number (or vice versa) is a negative number. A negative number times/divided by a negative number (or vice versa) is a positive number.
D
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Answer:
7.31 x 10^-2
Step-by-step explanation:
scientific notation multiplies a number between 1 and 10 by a power of ten