simplify the expression and find the value when x= -1 and y= 3, 3(x cube +4xy) +6-5xy+y square
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put the values directly to the question and get answer
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If x = -1 and y = 3,then putting these values in the equation
3((-1)3+4x(-1)x3)+6-5x(-1)x3+(3)2
= 3(-1-12)+6+15+9
=3(-13)+30
=4
3((-1)3+4x(-1)x3)+6-5x(-1)x3+(3)2
= 3(-1-12)+6+15+9
=3(-13)+30
=4
08032003:
Sorry... writing mistake...
It's -9 not 4
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