Odpowiedzi

2010-02-15T15:59:29+01:00
A = 5 t + 3
a² + 1 = (5 t + 3)² + 1 = 25 t² + 30 t + 9 + 1= 25 t² + 30 t + 10 =
= 5 * ( 5 t² + 6 t + 2 ) = 5 * s
1 5 1