SOLUTION: Evaluate b2 � 2bc + c2 if b = 3 and c = �2. im coming up with 17..am i right

Question 40051: Evaluate b2 � 2bc + c2 if b = 3 and c = �2.

im coming up with 17..am i right
Found 2 solutions by fractalier, dyonak:
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
Okay, from b^2 � 2bc + c^2, we substitute b = 3 and c = �2 to get
3^2 - 2(3)(-2) + (-2)^2 =
9 + 12 + 4 =
25
Answer by dyonak(3) (Show Source): You can put this solution on YOUR website!
Evaluate b2 � 2bc + c2 if b = 3 and c = �2.
Solution:
(3*2)-(2*3*-2)+(-2*2)
6-(2*-6)+(-4)
6-(-12)+(-4)
6+12-4
18-4 = 14
im coming up with 17..am i right
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