Question

Factor Completely.

14x^2 + 63

Answer 1

Do you see the suspicious common factor of 7 in there? That would be a good place to start.

Answer 2

7(2x^2+9) But i needa factor it completely.

Answer 3

You just did. Do we have to use Real Numbers?

Answer 4

well 2x^2 is not complete.

Answer 5

set it equals to zero then solve 2x^2+9=0

Answer 6

Yes it is, if we are stuck with Real Numbers. Why are you thinking about 2x^2 by itself. Your task is to factor 2x^2 + 9 or otherwise solve 2x^2 + 9 = 0. It CANNOT be done in the Real Numbers. You can try...

Answer 7

@tkhunny is right when. once you set it equals to zero you will get an imagery number. that was the reason i told you to set it to zero so that you can it for yourself lol