(3^x)^x=91 berapa x?
Matematika
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Pertanyaan
(3^x)^x=91
berapa x?
berapa x?
1 Jawaban
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1. Jawaban Jkira
=(3^x)^x=81
=3^x^2=3^4
=x^2=4
=x=+-√4
=x=+-2