Express 2x^2 +8x +7 In The Form A(x+B)^2 + C, Where A, B ... - MyTutor
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Log inSign upAnswers>Maths>A Level>ArticleExpress 2x^2 +8x +7 in the form A(x+B)^2 + C, where A, B and C are constants2x2+8x+7=2(x2+4)+7=2((x+2)2-4)+7=2(x+2)2-8+7=2(x+2)2-1A=2, B=2, C=-1
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