Respuesta:
E = (sec²45° + tg 45°) ctg37° - 2cos60°
E =( 2 +1)4/3-2(1/2)
E = 3×4/3 -1
E=. 4-1
E=3
Explicación paso a paso:
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Respuesta:
E = (sec²45° + tg 45°) ctg37° - 2cos60°
E =( 2 +1)4/3-2(1/2)
E = 3×4/3 -1
E=. 4-1
E=3
Explicación paso a paso: