SOLUTION: Can you please help me with these? Factor, if possible. (If not possible, enter PRIME.) y^4-256 and Factor, if possible. (If not possible, enter PRIME.) 3u^2-12 Andy

Question 318938: Can you please help me with these?
Factor, if possible. (If not possible, enter PRIME.)
y^4-256
and
Factor, if possible. (If not possible, enter PRIME.)
3u^2-12
Andy
Answer by dabanfield(803) (Show Source): You can put this solution on YOUR website!
Can you please help me with these?
Factor, if possible. (If not possible, enter PRIME.)
y^4-256 =
(y^2 - 16)*(y^2 + 16) =
(y-4)(y+4)*(y^2 + 16)

and
Factor, if possible. (If not possible, enter PRIME.)
3u^2-12 =
3*(u^2 - 4) =
3*(u-2)(u+2)

Andy

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