Answers

2014-06-03T19:58:58+05:30
X³ -6x² + mx + 60
put x+2 = 0    , or x= -2 in above equation
(-2)³ - 6(-2)² + m(-2) + 60 = 2
-8 -24 -2m + 60 = 2
2m = 26
m = 13
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