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INCERTIDUMBRE - Coggle Diagram
INCERTIDUMBRE
Fórmulas
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y=ab o y=a/b
△y/y=△a/a+△b/b
a±△a=21,0±0,5 ; b±△b=30,0±0 ; y=ab
△y=630[(0,5/21,0)+(0,5/21,0)] ....................... △y=25,5cm²
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