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Mathematics, 17.02.2021 01:20 glitch14

Con De las siguientes expresiones, observar
detenimiento que caso de producto notable es,
escribir su nombre, aplicar la regla haciendo los
cálculos con procedimiento, y por último encerrar
el resultado en un rectángulo:
(d? e f 4- 3) (d? e f 4 + 5)
R: d e f 8 + 2 d e f 4. 15
2.(6 a b c - 7 x y zo)
(6 a b c - 7 x y zº)
R: 36 a2 b4 c - 84 a b? c3 x4 y z
+ 49 x y10 z12
3.(9 r s - 10 mº nº) (9 r s + 10 mº nº)
R: 81 r s - 100 m n 12
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1 1 1
a +​

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Con De las siguientes expresiones, observar
detenimiento que caso de producto notable es,
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