Jawabanmu

2014-02-10T21:38:31+07:00
Al + be = -(a-1)=1-a. al x be = 6. jadi al = 6/be........(i). diket 2 al = 3 be, so 2 (6/be) = 12/be = 3 be, jadi be kuadrat = 12/3. be kuadrat = 4. be= 2. sehingga al = 6. al + be = 1 - a = 8. jadi a = -7. sehingga a"2 + 2a + 1 = 36