√5x2+x+√5=0
√5x2+x+√5=0We will apply discriminant rule,x=−b±√D2a ...(A)where D =b2−4ac=12−4.√5.√5=1−20=−19from(A)x=−1±√−192.√5=−1±√19i2√5Thus,∴x=−1±√19i2√5
Factors of
−x3−125