Răspunsuri

2014-10-29T20:56:49+02:00
a) 5³⁰-5²⁹-5²⁸=5²⁸(5²-5-1)=5²⁸*19
b) 2³²+2²⁹+2²⁸=2²⁸(2⁴+2+1)=2²⁸*19
c) 9x2¹⁰⁰-2⁹⁹x5-3x2¹⁰¹=
2⁹⁹(9*2-5-3*2²)=2⁹⁹(18-5-12)=2⁹⁹
2014-10-29T20:57:26+02:00
5^28(5²-5-1)=5^28.(25-5-1)=19.5^28
b) 2^28(2^4+2+1)=19.2^28
2^99(18-5-12)=2^99
2^99 -2 la puterea 99