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<?php $max_parcelas = 10; $arr = []; $range = range(1,$max_parcelas); $inicial = 2000; $cheio = 2900; $dif = $cheio - $inicial; foreach($range as $x) { $log = log($x, $max_parcelas); $val = $cheio + ($log * $dif); $arr[$x] = ['log' => $log, 'valor' => $val]; } print_r($arr);

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69.13 ms | 402 KiB | 5 Q