Respuesta :

Medunno13

Answer:

1

Step-by-step explanation:

[tex]\sin 2x=2\sin x \cos x \\ \\ \sin 90^{\circ}=2\sin 45^{\circ} \cos 45^{\circ} \\ \\ =2(1/\sqrt{2})(1/\sqrt{2}) \\ \\ =2(1/2) \\ \\ =1[/tex]
1 is going to be your correct answer

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