Question 103748
<pre>
Evaluate b^2-2bc+c^2 if b=3 and c=-2

    b^2 - 2bc + c^2 , b = 3 and c = -2

 Substitute the given values to the equation

    3^3 - 2(3)(-2) + (-2)^2
  
    27 + 12 + 4 = 43

Answer is 43