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 

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