SOLUTION: Evaluate b2 – 2bc + c2 if b = 3 and c = –2.

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Question 90746: Evaluate b2 – 2bc + c2 if b = 3 and c = –2.
Answer by praseenakos@yahoo.com(507) About Me  (Show Source):
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Question:

Evaluate b2 – 2bc + c2 if b = 3 and c = –2.

Answer

if b = 3 and c = –2,
b%5E2– 2bc + c%5E2+ = 3%5E2 – 2*3*(-2) + %28-2%29%5E2+


==> = 9 + 12 + 4


==> = 25


so the value is 25.


Hope you found the explanation useful.

Regards.

Praseena.