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3(1/2)^4-2(1/2)^4+5(1/2)^2-4(1/2)+1
 Sep 3, 2013

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3(1/2)^4-2(1/2)^4+5(1/2)^2-4(1/2)+1 = (1/2)^4 + (1/2)(5*1/2 - 4) + 1 = (1/2)((1/2)^3 + 5*1/2 - 4) + 1 = (1/2)(1/8 - 3/2) + 1 = -(1/2)*(11/8) + 1 = 1 - 11/16 = 5/16

3(1/2)^4-2(1/2)^4+5(1/2)^2-4(1/2)+1
 Sep 3, 2013

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