Posted by Maddison on Monday, June 13, 2011 at 9:17pm.
It says to give my answer to the nearest tenth. What does this mean ?
i got this : 14.8660...
so does it mean i round it to 15 ? or 14.9 ?

MATH GRADE 9  Ms. Sue, Monday, June 13, 2011 at 9:27pm
14.9 is correct.
In this number, 14.86, the 8 is in the tenths place. Since 6 is more than 5, you round up to 14.9.

MATH GRADE 9  keke, Wednesday, June 22, 2011 at 4:43pm
* The direction each parabola opens
* The vertex of each parabola
y = x2  2x
y = 2x2 + 4x  3

MATH GRADE 9  Anonymous, Monday, July 11, 2011 at 1:04pm
lghkhp
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