I can't use the trial version of mathcad prime 9

I can't use the 30 day trial version of mathcad prime 9 and I'm new to the community.

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Translated below text to English using google translate. Done by Community Moderation.

Subject: no puedo usar la version de prueba de mathcad prime 9

Body: no puedo usar la version de prueba de 30 dias de mathcad prime 9 y soy nuevo en la comunidad.
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