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12.04.2021 •
Mathematics
Find the area of the composite figure to the nearest hundredth.
55 mm
32.5 mm
12.5 mm
12.5 mm
Solved
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Ответ:
If both a and b are negative integers, then −a x −b = −ab.
If both are positive: (+)(+) = + (TRUE)
If both are negative: (−)(−) = + (TRUE)
If a is negative and b is positive: −a is positive and b is positive;
(+)(+) = +. (TRUE)
If a is negative and b is negative:
−a and −b are both positive: (+)(+) = +; therefore the statement "If both a and b are negative integers, then −a x −b = −ab" does NOT follow the rules for multiplying integers.
Step-by-step explanation: