Question

factor:- x^6+4x^3–1​

Answer 1

Step-by-step explanation:

x^6+4x^3–1

=(x^3)^2+2*x^3*2+(2)^2 —5

=(x^3+2)^2 —5

=(x^3+2)^2 —(√5)^2

=(x^3+2+√5)(x^3+2—√5)