First factor out the GCF. Then factor by using the trial-and-error method if pos

Mathematics
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if possible.

1-   3c^2 - 33c + 72

2-   2y^5 + 13y^4 + 6y^3

3-  3u^8 - 13u^7 + 4u^6

Mar 11th, 2015

1-  3c^2 - 33c + 72

= 3(c^2-11c+24)

= 3(c-8)(c-3)

2-  2y^5 + 13y^4 + 6y^3

= y^3(2y^2+13y+6)

= y^3(2y+1)(y+6)

3-  3u^8 - 13u^7 + 4u^6

= u^6(3u^2-13u+4)

= u^6(3u-1)(u-4)


Mar 11th, 2015

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