SOLUTION: Please help me "evaluate the expression" for a= -2, b= 4, c=3 2b^ - 4ac + bc

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Question 128740: Please help me "evaluate the expression" for a= -2, b= 4, c=3
2b^ - 4ac + bc
Answer by psbhowmick(878) About Me  (Show Source):
You can put this solution on YOUR website!
The question is incomplete.
What is the power of 'b'?


a= -2, b= 4, c=3
Since b = 2 (as you mentioned in the mail), the expression is E+=+2b%5E2+-+4ac+%2B+bc.
Putting the values of a, b and c
E+=+2x4%5E2+-+4%28-2%293+%2B+4x3
E+=+32+%2B+24+%2B+12
E+=+68