Question

A1=3; an=96; R=2; calcula n

Answer 1

SOLUCIÓN

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                                 $Recordemos\:que:\\\\\boxed{\boldsymbol{a_{n}=a_{1}+(n-1)r}}\\\\Donde:\\\\t_{n}:Termino\:general\\\\t_{1}:Primer\:termino\\\\r:Razon\\\\Del\:problema\:tenemos\:que:\\\\a_n=96,a_{1}=3,r=2\\\\Reemplazamos\\\\a_{n}=a_{1}+(n-1)r\\\\96=3+(n-1)(2)\\\\96=3+2n-2\\\\96=2n+1\\\\95=2n\\\\\boxed{\boldsymbol{n=47.5}}$