Can someone check my answer please? Medals will be given.

I'm supposed to factor x^8 + 11x^2 + 20, using the grouping method.

I completed the problem using the grouping method by (x^8 + 6x^2) + (5x^2 + 20)

My answer was x^2(x^6 + 6) + 5(x^2 + 4), is this correct, or do I still have to do more?

Question

Can someone check my answer please? Medals will be given.

I'm supposed to factor x^8 + 11x^2 + 20, using the grouping method.

I completed the problem using the grouping method by (x^8 + 6x^2) + (5x^2 + 20)

My answer was x^2(x^6 + 6) + 5(x^2 + 4), is this correct, or do I still have to do more?

anonymous · Answer

@zepdrix @triciaal @mathmale @mathstudent55 Please help you guys

dayakar · Answer

u can't factorize by grouping like u did

anonymous · Answer

@dayakar Why not?

anonymous · Answer

@dayakar And sorry if I miss really obvious things, it's 11:30 and I'm really sleepy now

dayakar · Answer

what are factors in your solution

anonymous · Answer

Okay. again I'm really tired, but factors?

anonymous · Answer

@dayakar NVM I'm really tired

'night

anonymous · Answer