Question
Write 2x^2+6x-5 in the form of a(x+h)^2 +k where a,h,k, are real numbers.(using completing the squares)
Answers
Steve
2x^2+6x+5
2(x^2+3x)+5
2(x^2+3x+9/4) + 5 - 2(9/4)
2(x + 3/2)^2 + 1/2
2(x^2+3x)+5
2(x^2+3x+9/4) + 5 - 2(9/4)
2(x + 3/2)^2 + 1/2