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Mathematics, 11.06.2021 18:30 maddymaddy

What is the sign of a^{72}\cdot \left(\dfrac{-3}{7}\right)a 72
ā‹…(
7
āˆ’3
ā€‹
)a, start superscript, 72, end superscript, dot, left parenthesis, start fraction, minus, 3, divided by, 7, end fraction, right parenthesis when aaa is a negative number?

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What is the sign of a^{72}\cdot \left(\dfrac{-3}{7}\right)a 72
ā‹…(
7
āˆ’3
ā€‹
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